Most condo buildings are secured by a fob system and a guard at the front desk. Both work. Neither tells you about the parts of the building they don’t cover. Walk through any Canadian condo and the actual vulnerabilities aren’t where you’d expect — they’re at the propped stairwell door, the parking ramp with a slow gate, the package room nobody monitors. Every one of these has been the entry point for a real incident at a real building.

This isn’t a generic list of “doors and lighting.” It’s seven specific vulnerabilities that show up repeatedly in condo security audits across Canada, the operational reason each one persists, and the fix that actually works.

1. Tailgating at the Main Lobby Entry

A resident enters with their fob and one or two people walk in behind them — claiming to be friends, delivery drivers, or just nodding politely as they pass. In a high-traffic lobby this happens dozens of times a day.

Why it persists: Politeness. Most residents won’t close a door on someone behind them, especially someone carrying packages or groceries. Even when a guard is present, the lobby’s busiest moments are when tailgating is most likely.

The fix: Resident education campaigns reduce tailgating but don’t eliminate it. Mantrap entries (two sequential doors) are the structural solution. Where retrofit isn’t possible, positioning the on-duty officer at the inner door rather than the lobby desk catches the majority.

2. Stairwell Doors Propped Open

Residents and contractors prop stairwell doors with shoes, bricks, even fire extinguisher hoses — usually to avoid carrying laundry between floors or to step out for a smoke break. A propped stairwell door defeats every layer of access control on the floors it serves.

Why it persists: Stairwells are low-traffic and out of sight. By the time anyone notices, the door has been propped for hours. Most building incidents involving unauthorized floor access trace back to a propped stairwell door.

The fix: Door sensors that alert when a stairwell door is held open beyond a set duration — typically 30 seconds. Pair with patrol points logged at each stairwell entry every shift, so a missed check is visible.

3. Parking Garage Ramps and Visitor Sections

Slow-closing garage gates allow tailgating vehicles. Visitor parking sections often connect to resident sections without physical barriers. Vehicle break-ins in condo garages cluster in the overnight hours when patrols are least frequent.

Why it persists: Gate sensitivity is calibrated to avoid hitting vehicles, which means a 5–8 second window before closing. Visitor parking procedures are often informal, with permits unenforced.

The fix: Loop detectors with shorter timing; bollards or signage that prevent piggybacking; physical separation between visitor and resident parking levels; documented overnight garage patrol sweeps.

4. Package Rooms and Parcel Lockers

Amazon Hub and similar delivery lockers are accessed via fob or code. Codes get shared. Lockers get left ajar. Package rooms without camera coverage become opportunistic theft zones — particularly during the December holiday surge.

Why it persists: Convenience over security. Residents share codes for friends doing pickups. Buildings rarely audit who is accessing the package room and when.

The fix: Camera coverage with retained footage and weekly access log reviews. For peak periods, temporary on-site coverage during the 3 PM to 7 PM weekday delivery window.

5. Amenity Room Emergency Exits

Gym, pool, and party room emergency exits are often left unlocked — or residents prop them open while stepping out for fresh air. These doors usually connect directly to outside grounds or to corridors that bypass the lobby entirely.

Why it persists: Building code requires emergency exits to open from inside without a key. Residents discover this. Once one resident uses it as a regular exit, others follow.

The fix: Door contacts that alert when an amenity emergency exit opens outside a fire alarm. Mandatory hourly amenity patrols during operating hours. Visible signage that the door is alarmed.

6. Loading Dock and Service Entrance During Contractor Hours

Contractors need frequent access through service entrances. During renovations these doors get propped, badged contractors share access with their crews, and sign-in compliance drops as the day progresses. Theft of building materials and unauthorized access spikes during active construction phases.

Why it persists: Loading dock supervision is expensive. Contractor work runs on tight schedules. Compliance is high in the first hour of a shift; by hour four, it’s negligible.

The fix: A dedicated contractor sign-in protocol with returnable badges and photos of each crew member. A supervisor walking the contractor zone twice per day. Don’t extend access trust beyond the first crew member badged in.

7. Short-Term Rental Access Abuse

A unit owner runs an unauthorized Airbnb. Keys and fobs are handed off to strangers — often via lockboxes attached to building common areas, or via the lobby desk under false pretenses (“my cousin is staying for the weekend”). Guest screening collapses.

Why it persists: Short-term rentals are difficult to detect from the building level. Owners go to significant lengths to hide them. Municipal enforcement is reactive, not proactive.

The fix: Pattern recognition by trained staff (frequent new “visitors” to the same unit, suitcase patterns, lockboxes installed on common-area walls). Verified visitor logs with photo confirmation. Board policy enabling visitor verification for units showing suspicious patterns.

The Pattern Behind All Seven

Notice what these vulnerabilities have in common. None of them are about installing a better camera or hiring an additional guard. They are operational gaps — places where policy, training, and patrol attention have drifted, often without anyone noticing. The fix is rarely capital. It’s process.

The Condo Security Vendor Evaluation Checklist includes specific questions to ask your current vendor about each of the seven vulnerabilities above — and how to verify whether they’re being actively addressed in your building. [Download free]

Frequently Asked Questions

Q1. How often should a condo conduct a security audit?
Ans. A comprehensive audit every two to three years, with an annual walkthrough to catch new vulnerabilities created by renovations, occupancy changes, or technology updates. Auditing only after an incident is reactive — by then the document records what failed rather than preventing it.

Q2. Who is responsible for fixing known security vulnerabilities — the board or property management?
Ans. The board has fiduciary responsibility to act on identified risks. Property management implements; the board decides priority and budget. Documented inaction on a known vulnerability — visible in board minutes — can become a liability issue if a later incident traces back to it.

Q3. Can security staff detect unauthorized short-term rentals?
Ans. Trained staff can identify patterns — frequent new “visitors” to the same unit, suitcase movements, lockboxes on common-area walls. Detection alone isn’t enforceable; it has to be escalated to the board and property management for action under the building’s declaration.

Q4. Do security cameras actually deter crime in condo buildings?
Ans. Visible cameras reduce opportunistic incidents like package theft and vandalism. They do not prevent planned incidents or incidents involving residents themselves. Cameras are most valuable for after-incident investigation and insurance documentation, not as primary deterrents.

Q5. What’s the most common security incident in condo buildings?
Ans. Package theft from lobbies and parcel rooms, followed by vehicle break-ins in parking garages and unauthorized access through propped doors. Resident-on-resident incidents — noise, threats, disputes — are also frequent but rarely classified as security incidents in building reports.

Q6. How can a condo address these vulnerabilities on a tight budget?
Ans. Most can be addressed with policy and process changes rather than capital. Door sensors typically run a few hundred dollars per door installed. Resident education programs cost almost nothing. Pattern recognition requires staff training, not equipment.

Q7. Are smart locks safe to use on individual condo unit doors?
Ans. Quality smart locks from reputable manufacturers are safe for unit doors. Budget-tier locks with weak encryption should be avoided. The bigger building-level concern is unit owners installing lockboxes on common-area walls — typically prohibited under most declarations and a strong indicator of an unauthorized rental.

Q8. Should condo boards share security incident information with neighbouring buildings?
Ans. Yes — especially for repeat-offender patterns like vehicle theft rings or package theft circuits. Many condo corporations across Canada participate in informal property manager networks for exactly this purpose. Patterns affecting one building usually affect three or four nearby.

Q9. What’s the difference between monitored and recording-only security cameras?
Ans. Recording-only cameras capture footage that no one watches in real time — useful for after-incident review only. Monitored cameras are actively watched, allowing intervention during an incident. Monitoring is typically a 24/7 staffing expense and changes the cost structure significantly.

Q10. What’s the single most effective thing residents can do to improve building security?
Ans. Stop holding doors for people they don’t recognize. Tailgating is the most-exploited vulnerability in condo buildings, and resident behaviour is the only thing that fully fixes it. A close second: reporting any propped door to security or management immediately, not later.