Call (888) 611-9875 — Same-Day Exterior Door Repair in Royal Palm Beach, FL
Licensed & Insured·Security Reinforcement Standard·Work Guaranteed
Problems We Fix Security & After Break-In Door Types Hardware Brands Why Aventura Pricing How It Works FAQ ☎ (888) 611-9875
⚠ Security & Weather Emergency  •  Same-Day  •  Frame Reinforcement Standard

Exterior Door Repair
in Royal Palm Beach, FL

An exterior door that won't close, won't lock, has a broken frame, or has been forced open is simultaneously a security failure and a weather exposure problem — and neither of those consequences can wait until next week.

Aventura Sliding Door Repair serves Royal Palm Beach, FL with same-day exterior door repair across all door types and fault categories — entry doors, back doors, side doors, steel, wood, and fiberglass panels, frame repair, lock replacement, and security hardware installation.

Same-Day Response
Licensed & Insured
Frame Reinforcement Standard
Work Guaranteed

Same-Day Exterior Door Repair in Royal Palm Beach, FL

Every exterior door on your home serves two critical functions — it keeps unauthorized people out and it keeps weather out. When either function fails, the consequences are immediate in Royal Palm Beach, FL. A door that won't lock leaves your home's security perimeter open. A door that won't seal lets weather, moisture, and drafts penetrate the wall cavity with every storm in Royal Palm Beach.

Exterior Door Problems We Fix in Royal Palm Beach, FL

Exterior Door Won't Close or Latch in Royal Palm Beach

An exterior door that won't close fully or latch is a security fault first and a weather seal fault second in Royal Palm Beach, FL. Hinge wear producing door sag is the most common cause — the door has dropped at the latch edge because hinge knuckles have worn or screws have pulled from the framing. The latch bolt no longer aligns with the strike plate. Hinge tightening — replacing stripped screws with longer fasteners that reach the structural framing — or full hinge replacement restores alignment in most cases in Royal Palm Beach. A swollen wood door that's expanded beyond its frame opening is the second cause. A frame that's settled or been damaged is the third in Royal Palm Beach, FL.

Exterior Door Won't Lock in Royal Palm Beach, FL

An exterior door that won't lock is a home security emergency in Royal Palm Beach — every hour it remains unlocked is an hour of unnecessary risk. A failed deadbolt mechanism — the cylinder turns but doesn't drive the bolt — is the most common exterior door lock failure. A misaligned deadbolt that hits the frame before fully extending is the second — the bolt appears to throw but hasn't reached the strike pocket, leaving the door apparently locked but physically unsecured in Royal Palm Beach, FL. A failed door knob or lever latch is the third. A failed multi-point lock system is the fourth. Aventura carries replacement deadbolts, lock cylinders, latch hardware, and multi-point lock systems for all major exterior door brands on every service vehicle in Royal Palm Beach.

Kicked-In or Forced Entry Door Repair in Royal Palm Beach

A door that's been kicked in has structural damage to the frame at the lock strike location that must be repaired before the door is actually secure again in Royal Palm Beach, FL. A kicked-in door often appears repairable from a distance — it closes, the lock engages — but the frame behind the strike plate has split from the structural framing, and the next kick will require even less force than the first in Royal Palm Beach. Aventura repairs kicked-in exterior doors with a specific protocol: full frame damage assessment, jamb repair with reinstated connection to structural framing, security-grade strike hardware with fasteners reaching the structural framing, and door panel integrity assessment in Royal Palm Beach, FL. A repaired and reinforced frame is significantly more resistant to forced entry than the original installation in Royal Palm Beach.

Broken or Damaged Door Frame in Royal Palm Beach

A door frame that's cracked, split, rotted, or physically damaged affects every function the frame provides in Royal Palm Beach, FL — structural hinge support, lock hardware pocket, weatherseal perimeter stop, and weatherstripping mounting surface. Moisture damage on wood frames is particularly common in exterior installations where the factory finish has worn and the wood has been cycling through weather exposure for years in Royal Palm Beach. Aventura repairs and replaces door frames across all exterior configurations — jamb repair, threshold repair, and complete frame replacement where damage is too extensive for targeted repair in Royal Palm Beach, FL.

Broken Exterior Door Glass in Royal Palm Beach, FL

Broken glass in an exterior door — a decorative lite, full-light panel, or sidelight glass — is a security and weather emergency in Royal Palm Beach. Exterior door glass is required by code to be tempered or laminated in most configurations. Aventura replaces broken exterior door glass in the correct specification — tempered where code requires, laminated where impact resistance is specified — and never substitutes standard annealed glass for safety glass in exterior door applications in Royal Palm Beach, FL.

Weather Seal and Threshold Failure in Royal Palm Beach

Door weatherstripping on the door stop is the most common weatherseal failure in Royal Palm Beach, FL — it wears, compresses, and detaches over time. The threshold seal is the second most common failure. A worn or damaged door sweep that no longer makes full contact with the threshold is the third. The gap that allows air through is the same gap that allows water through during driven rain — and water entering at the door base reaches the subfloor structure in Royal Palm Beach. All three are same-day repairs Aventura completes in a single visit in Royal Palm Beach, FL.

Damaged or Worn Hinges in Royal Palm Beach

Exterior door hinges bear the full panel weight — 80 to 120 pounds on a standard steel entry door — across thousands of cycles in Royal Palm Beach, FL. A loose hinge pulling from the framing is more than a functional issue — it's a security vulnerability. The hinge is one of two points at which the door is attached to the frame — a hinge pulling from the frame means the door can potentially be lifted from the hinge side, bypassing the lock entirely in Royal Palm Beach. Aventura repairs and replaces exterior door hinges across all materials in Royal Palm Beach, FL — using appropriate fastener lengths to ensure the hinge is anchored to the structural framing, not just the door jamb in Royal Palm Beach.

Exterior door broken in Royal Palm Beach, FL? Call (888) 611-9875 — same-day response.

All types & materials  ·  Frame reinforcement standard  ·  Work guaranteed

Call Now

Exterior Door Security — Why Every Fault Needs Same-Day Attention in Royal Palm Beach, FL

Three Ways an Exterior Door Fails Homeowners in Royal Palm Beach

Fails to lock. Fails to resist forced entry. Fails to weatherseal. Each requires a specific repair pathway in Royal Palm Beach, FL — but all share the same urgency: same-day attention. A door that fails to resist forced entry is often not apparent — it closes and locks correctly, but the frame has been weakened by a prior kick-in or rot and will fail under less force than the original installation in Royal Palm Beach.

After a Break-In — Police, Documentation, Aventura in Royal Palm Beach, FL

Call the police first — the scene needs to be documented before anything is disturbed in Royal Palm Beach. The police report is essential for the insurance claim and any investigation. Document the damage with photographs once police have cleared the scene. Then call Aventura — we'll repair the frame, replace hardware, and restore the door to a secure condition before tonight in Royal Palm Beach, FL. A door that's been forced open has a damaged frame — sleeping behind it, even where the door appears to close and lock, is not sleeping behind a secure door in Royal Palm Beach.

Frame Reinforcement — What Aventura Does That Most Don't in Royal Palm Beach, FL

Strike plate screws are replaced with 3-inch fasteners that penetrate through the jamb into the structural framing stud — not just the 3/4-inch screws that only penetrate the jamb. The jamb is repaired with proper backing material where split. A security strike distributes kick-in force across a larger area. Door hinge screws are replaced with extended fasteners reaching the structural framing in Royal Palm Beach. These are not optional upgrades — they're standard on every kick-in repair Aventura performs in Royal Palm Beach, FL.

Secondary Security Hardware We Install in Royal Palm Beach

Security door bars — floor-mounted bars providing resistance to kick-in force that lock hardware alone can't provide. Door reinforcement kits — steel plates protecting the lock area, hinge area, and full door edge. Door viewers. Door chains and security latches. All installed same-day alongside the primary repair in Royal Palm Beach, FL. These are not optional extras — they're available as part of every exterior door repair service call in Royal Palm Beach.

Exterior Door Types We Repair in Royal Palm Beach, FL

Front Entry Door Repair in Royal Palm Beach

The primary security barrier and most visible exterior door in most Royal Palm Beach homes. Common faults: deadbolt failure, hinge wear, frame damage from prior forced entry, and weatherseal failure. Aventura repairs front entry doors across all materials and configurations in Royal Palm Beach, FL — with frame reinforcement as a standard component of every repair in Royal Palm Beach.

Back Door and Side Door Repair in Royal Palm Beach, FL

Statistically among the most targeted forced entry points in residential break-ins in Royal Palm Beach — less visible from the street, often less well-lit, frequently with simpler lock hardware. Aventura repairs back and side exterior doors with the same security focus as front entry doors in Royal Palm Beach, FL.

Steel Exterior Door Repair in Royal Palm Beach

The most common entry door type in Royal Palm Beach, FL homes built in the past 30 years. Specific fault patterns: impact dents at the panel face, rust at the bottom edge and around hardware cutouts, and hardware degradation at lock and hinge locations. Aventura repairs steel doors across all configurations in Royal Palm Beach.

Wood Exterior Door Repair in Royal Palm Beach, FL

Common in older Royal Palm Beach construction and premium renovation. Specific fault patterns: swelling in humid conditions, shrinking in dry conditions, and frame and panel deterioration in high-moisture environments. Aventura repairs wood exterior doors across all configurations in Royal Palm Beach, FL — planing swollen panels, repairing split rails and stiles, replacing frames in Royal Palm Beach.

Fiberglass Exterior Door Repair in Royal Palm Beach

Specific fault patterns: UV-induced gel coat cracking and crazing, impact delamination at stress points, and hardware mounting failures in Royal Palm Beach, FL. Aventura repairs fiberglass exterior doors across all configurations in Royal Palm Beach.

Double Entry Door Repair in Royal Palm Beach, FL

Specific fault patterns around the astragal seal between the panels, the flush bolt hardware on the inactive leaf, and the multi-point lock system in Royal Palm Beach. Aventura repairs double entry doors across all materials and hardware configurations in Royal Palm Beach, FL.

Exterior Door Hardware We Repair and Replace in Royal Palm Beach, FL

Deadbolt Repair and Replacement in Royal Palm Beach

The primary security hardware on most exterior doors in Royal Palm Beach, FL. Aventura carries Grade 1 ANSI-rated deadbolts for all major door brands — the highest residential security rating — installed with fastener lengths that reach the structural framing in Royal Palm Beach.

Door Knob and Lever Handle in Royal Palm Beach, FL

A door knob or lever that's failed prevents normal door operation and may prevent the door from latching in Royal Palm Beach. Aventura replaces door knobs and lever handles across all exterior door brands and configurations in Royal Palm Beach, FL.

Multi-Point Lock System in Royal Palm Beach

When the drive mechanism fails, one or more locking points stop engaging — the door appears locked but is only secured at functioning points in Royal Palm Beach, FL. Aventura repairs and replaces multi-point lock systems across all major door brands in Royal Palm Beach.

Strike Plate and Frame Reinforcement in Royal Palm Beach, FL

Standard strike plates with 3/4-inch screws into the door jamb provide minimal resistance to forced entry in Royal Palm Beach. Aventura installs security-grade strike plates with 3-inch fasteners penetrating into the structural framing stud — on every exterior door repair where forced entry is a concern in Royal Palm Beach, FL.

Door Closer Repair in Royal Palm Beach

A failed door closer either holds the door open, slams it closed with excessive force, or allows it to close without latching in Royal Palm Beach, FL. Aventura repairs and replaces door closers across all major brands in Royal Palm Beach.

Threshold and Door Sweep in Royal Palm Beach, FL

The weather seal at the base of the exterior door — most vulnerable to water, air, and pest infiltration in Royal Palm Beach. Aventura replaces thresholds, threshold seals, and door sweeps across all exterior door configurations — restoring the base weatherseal in a single visit in Royal Palm Beach, FL.

Exterior Door Brands We Service in Royal Palm Beach, FL

Therma-Tru Exterior Door Repair in Royal Palm Beach

One of the most widely installed fiberglass entry door brands in Royal Palm Beach, FL. Aventura carries Therma-Tru-compatible lock hardware, weatherstripping, and threshold components for all major Therma-Tru series in Royal Palm Beach.

Masonite Exterior Door Repair in Royal Palm Beach, FL

Masonite steel and fiberglass entry doors are common across Royal Palm Beach in new construction and renovation. Aventura services all Masonite exterior door configurations in Royal Palm Beach, FL — hardware replacement, frame repair, weatherseal replacement, and panel damage assessment in Royal Palm Beach.

JELD-WEN Exterior Door Repair in Royal Palm Beach

JELD-WEN exterior doors span steel, fiberglass, and wood configurations and are widely installed across Royal Palm Beach, FL. Aventura services all JELD-WEN exterior door configurations in Royal Palm Beach in Royal Palm Beach, FL.

Pella Exterior Door Repair in Royal Palm Beach, FL

Common premium installations in Royal Palm Beach homes with specific hardware specifications and weatherseal configurations. Aventura services all Pella entry door series across Royal Palm Beach, FL — including fiberglass and steel with Pella's specific lock hardware in Royal Palm Beach.

Andersen Exterior Door Repair in Royal Palm Beach

Widely installed in Royal Palm Beach, FL homes — particularly fiberglass and steel systems. Aventura services all Andersen exterior door configurations in Royal Palm Beach — with specific knowledge of Andersen's hardware specifications and seal systems in Royal Palm Beach, FL.

All Other Brands in Royal Palm Beach, FL

Aventura also repairs ProVia, Stanley, Feather River, Simpson, and other exterior door brands across Royal Palm Beach. If your brand isn't listed, call us — if it's an exterior door in Royal Palm Beach, FL, we almost certainly repair it in Royal Palm Beach.

Why Royal Palm Beach Homeowners Call Aventura for Exterior Door Repair

Licensed and Insured — Every Technician in Royal Palm Beach, FL

Exterior door repair — particularly frame repair after forced entry, lock replacement, and security hardware installation — requires trained, licensed technicians with appropriate liability coverage. Every Aventura technician is licensed and insured in Royal Palm Beach.

Same-Day Response Across Royal Palm Beach, FL

An exterior door fault is a security and weather emergency. Aventura maintains same-day availability across Royal Palm Beach through a local technician network positioned throughout Royal Palm Beach, FL. Call now for the fastest response.

Security Hardware on the Truck in Royal Palm Beach

Aventura service vehicles carry Grade 1 deadbolts, security strike plates, extended fasteners, door closers, weatherstripping, thresholds, and secondary security hardware for all major exterior door brands. Most repairs in Royal Palm Beach, FL are completed on the first visit in Royal Palm Beach.

Upfront Pricing — No Surprises in Royal Palm Beach, FL

Aventura provides a clear, itemized quote before any work begins. The final invoice matches the quote in Royal Palm Beach.

Every Repair Guaranteed in Royal Palm Beach, FL

Every exterior door repair Aventura completes is guaranteed. If the same fault develops within the guarantee period, we return and fix it at no additional charge in Royal Palm Beach.

What Does Exterior Door Repair Cost in Royal Palm Beach, FL?

$80 – $200
Minor Repairs

Deadbolt replacement, hinge tightening, weatherstripping, threshold seal, door sweep, and lock cylinder replacement in Royal Palm Beach

$200 – $500
Moderate Repairs

Frame repair after kick-in with security reinforcement, full hinge replacement, multi-point lock repair, door alignment, and glass lite replacement in Royal Palm Beach, FL

$500+
Major Repairs

Full frame replacement, significant panel damage repair, complete hardware replacement with frame reinforcement package, and large sidelight glass replacement in Royal Palm Beach

All quotes are provided upfront before work starts in Royal Palm Beach, FL. Full exterior door replacement costs $800 to $3,000 or more — targeted repair is the clear financial choice in most situations in Royal Palm Beach.

How Our Exterior Door Repair Works in Royal Palm Beach, FL

1

Call Now

Call Aventura. Tell us the door type and material, what's wrong, and your address in Royal Palm Beach, FL. We dispatch immediately in Royal Palm Beach.

2

We Arrive Fast

Our technician arrives at your Royal Palm Beach address equipped with the security hardware, lock sets, weatherstripping, and tools most commonly needed for your reported fault in Royal Palm Beach, FL.

3

We Assess and Quote on the Spot

Our technician inspects the full door system — panel condition, frame integrity, hinge condition, hardware function, weatherseal condition, and glass integrity — and gives you a clear, itemized quote before any work begins in Royal Palm Beach.

4

We Fix and Reinforce

With your approval, we complete the repair — and where frame repair is involved, we reinforce with security-grade hardware as standard in Royal Palm Beach, FL. The repair addresses the fault. The reinforcement prevents recurrence in Royal Palm Beach.

5

We Test Every Security Function Before We Leave

Deadbolt throw and retraction, latch engagement, multi-point lock function where applicable, hinge integrity, and weatherseal contact around the full door perimeter. The door must be fully functional and fully secure before Aventura considers the job complete in Royal Palm Beach, FL.

Exterior Door Repair Near You in Royal Palm Beach, FL

We Cover All of Royal Palm Beach, FL

  • Downtown Royal Palm Beach — apartments, condos, commercial buildings, and urban homes covered same-day
  • North Royal Palm Beach — full north-side coverage with locally positioned technicians in Royal Palm Beach, FL
  • South Royal Palm Beach — all south-side communities served same-day in Royal Palm Beach
  • East Royal Palm Beach — east-end homes and businesses covered fast in Royal Palm Beach, FL
  • West Royal Palm Beach — full west-side coverage in Royal Palm Beach

Secure. Sealed. Guaranteed. in Royal Palm Beach, FL

Aventura's service area extends beyond Royal Palm Beach city limits. Call to confirm coverage — in most cases we're already there.

When an exterior door fails in Royal Palm Beach — after a break-in, from lock failure, from frame damage, or from weatherseal deterioration — homeowners who've worked with Aventura before know who to call. Same-day response, security reinforcement standard, upfront pricing, guaranteed work in Royal Palm Beach, FL.

Exterior Door Repair FAQs in Royal Palm Beach, FL

Yes. An exterior door that won't close in Royal Palm Beach is most commonly caused by hinge sag, door swelling from moisture absorption in wood doors, or a frame that's settled or been damaged. Aventura diagnoses the specific cause and repairs it same-day in Royal Palm Beach, FL.
Yes. Kicked-in door frame repair is one of the most common exterior door calls Aventura receives in Royal Palm Beach. We repair the jamb, reinforce with security-grade strike hardware and extended fasteners, and restore the frame's forced-entry resistance to better than the original installation — same-day across Royal Palm Beach, FL.
If your door frame has been kicked in previously, has visible splits at the strike location, or was installed with standard 3/4-inch strike screws — your frame should be reinforced in Royal Palm Beach. Aventura assesses frame condition on every exterior door repair call and recommends reinforcement where warranted in Royal Palm Beach, FL.
Yes. Aventura carries Grade 1 ANSI-rated deadbolts, lock cylinders, and latch hardware for all major exterior door brands on every service vehicle in Royal Palm Beach. Lock replacement is completed in a single visit in most cases in Royal Palm Beach, FL.
Call the police first — get a report filed and the scene documented before disturbing anything in Royal Palm Beach. Document the damage with photographs once the police have cleared the scene. Then call Aventura — we'll repair the frame, replace hardware, and restore the door to a secure condition before tonight in Royal Palm Beach, FL.
An exterior door that's hard to close in Royal Palm Beach is almost always caused by hinge wear producing door sag, or by a wood door that's swollen from moisture absorption. Aventura diagnoses the specific cause and repairs it same-day in Royal Palm Beach, FL.
Yes. An exterior door letting in cold air in Royal Palm Beach has a weatherseal failure — worn weatherstripping on the door stop, a damaged door sweep at the base, or a door that's out of alignment preventing full weatherseal contact. Aventura replaces weatherstripping, door sweeps, and threshold seals across all configurations in Royal Palm Beach, FL.
Yes. Aventura replaces broken glass in exterior door lites, sidelight panels, and full-light door configurations across all major brands in Royal Palm Beach — in the correct safety specification, tempered or laminated where code requires in Royal Palm Beach, FL.
Yes. Aventura repairs double entry doors across all materials in Royal Palm Beach — including astragal seal replacement, flush bolt hardware repair, multi-point lock repair, and panel alignment adjustment in Royal Palm Beach, FL.
Exterior door repair costs in Royal Palm Beach range from $80–$200 for minor repairs, $200–$500 for moderate repairs including frame repair and lock replacement, and $500 and above for major repairs. All quotes provided upfront before work starts in Royal Palm Beach, FL.
If the door panel is structurally sound — repair in Royal Palm Beach. Hardware, frame, and weatherseal repairs cost a fraction of full door replacement. Full exterior door replacement costs $800 to $3,000 or more in Royal Palm Beach, FL. Aventura gives you a direct recommendation with specific costs for both options in Royal Palm Beach.
Yes. Aventura services exterior doors in all residential property types across Royal Palm Beach — houses, apartments, condos, and rental properties. For apartment buildings, we coordinate with building management in Royal Palm Beach, FL.
Yes. Aventura installs security reinforcement hardware — extended strike fasteners, security strike plates, frame reinforcement kits, and secondary security hardware — on existing exterior doors across Royal Palm Beach. Available as a standalone service or as part of any exterior door repair in Royal Palm Beach, FL.
Most exterior door repairs are completed in one to two hours from arrival in Royal Palm Beach. Frame repairs and full hardware replacement take longer. We give you a clear timeline before work starts in Royal Palm Beach, FL.
Yes. Every exterior door repair Aventura completes is guaranteed. If the same fault develops within the guarantee period, we return and fix it at no additional charge in Royal Palm Beach.
The most common exterior door repair Aventura performs in Royal Palm Beach is deadbolt and lock hardware replacement — either from normal hardware degradation or after kick-in damage. Frame reinforcement after kick-in, hinge replacement, and weatherstripping replacement are the next most common fault categories in Royal Palm Beach, FL.

Your Home's Security Starts at the Door —
Call Aventura Now

An exterior door that's not fully functional is not fully secure — regardless of what other security measures are in place. Aventura Sliding Door Repair responds fast — licensed technicians, security hardware on every truck, frame reinforcement standard on kick-in repairs, same-day service across Royal Palm Beach, FL, upfront pricing, and every repair guaranteed. Call now. Your exterior door needs to be secure before tonight in Royal Palm Beach, FL.

Call Now — (888) 611-9875Same-Day Service Available

Our Door & Window Services in Royal Palm Beach, FL

Window Glass RepairEmergency Glass RepairWindow Leak RepairDoor RepairPatio Door RepairExterior Door RepairWindow RepairWindow ReplacementDoor Replacement

Serving These Locations

Sliding Glass Door Repair Rincon Valley, AZSliding Glass Door Repair Mertzon, TXSliding Glass Door Repair Lake Los Angeles, CASliding Glass Door Repair Adelino, NMSliding Glass Door Repair Clifton, COSliding Glass Door Repair Pine Island, MNSliding Glass Door Repair Galliano, LASliding Glass Door Repair Potosi, MOSliding Glass Door Repair North Barrington, ILSliding Glass Door Repair Woodworth, OHSliding Glass Door Repair Callaway, FLSliding Glass Door Repair Prattville, ALSliding Glass Door Repair Saint John Fisher College, NYSliding Glass Door Repair Wadesboro, NCSliding Glass Door Repair Quinlan, TXSliding Glass Door Repair St. Anthony, IDSliding Glass Door Repair Whitfield, FLSliding Glass Door Repair Hesston, KSSliding Glass Door Repair Culloden, WVSliding Glass Door Repair Ballville, OHSliding Glass Door Repair Good Hope, CASliding Glass Door Repair Waynesville, MOSliding Glass Door Repair Riverview Park, PASliding Glass Door Repair Orange City, IASliding Glass Door Repair Franklin, GASliding Glass Door Repair Belle Plaine, IASliding Glass Door Repair Holloman Afb, NMSliding Glass Door Repair Cleveland, TXSliding Glass Door Repair Yoncalla, ORSliding Glass Door Repair Barnsdall, OKSliding Glass Door Repair Lake Summerset, ILSliding Glass Door Repair West Dundee, ILSliding Glass Door Repair Twin Falls, IDSliding Glass Door Repair Murfreesboro, ARSliding Glass Door Repair Thibodaux, LASliding Glass Door Repair Ponderay, IDSliding Glass Door Repair Bogata, TXSliding Glass Door Repair Key Vista, FLSliding Glass Door Repair Pima, AZSliding Glass Door Repair Redwood, TXSliding Glass Door Repair Echelon, NJSliding Glass Door Repair Newhall, IASliding Glass Door Repair Ponderosa Park, COSliding Glass Door Repair Ocklawaha, FLSliding Glass Door Repair Cumberland, WISliding Glass Door Repair Vinton, VASliding Glass Door Repair Rosewood Heights, ILSliding Glass Door Repair Newark, NYSliding Glass Door Repair Northglenn, COSliding Glass Door Repair Clinton, WA