Cameras Record. Monitoring Responds.
Why professionally monitored security is becoming table stakes for multifamily and build-to-rent communities
Most apartment communities already have cameras. Walk any Class A or Class B property and you will find them: at the leasing office, over the mail room, angled across the garage ramp, tucked into the corner of the fitness center. Ask the on-site team what those cameras do, and the honest answer is usually the same.
They help us figure out what happened.
That is a real function, and it matters. But it is worth naming the limitation clearly, because the gap between recording and responding is where nearly every bad night at a multifamily property lives. A recorded camera is a witness. It is not a deterrent, and it is not a response. By the time anyone reviews the footage, the catalytic converter is gone, the bike room has been emptied, the resident has already filed the complaint, and the property manager is spending Monday morning pulling clips instead of leasing units.
Monitored security closes that gap. Here is what it changes for an MDU asset, and why owners and operators are moving toward it faster than they were three years ago.
What "monitored" actually means
Professionally monitored security means a trained agent is watching your property in real time, or is pulled into a live view the instant an analytic detects something that matters: a person in the garage at 3 a.m., someone loitering at the mail room after hours, motion at a perimeter gate that should be still.
The agent assesses what they are seeing. If it is a resident coming home late, nothing happens. If it is not, the agent can speak through on-site audio, activate lighting or deterrents, and call police with a live description of what is happening right now rather than a sensor code and a hope.
That last part carries real weight. According to the U.S. Department of Justice COPS Office guide on false burglar alarms, between 94 and 98 percent of police alarm calls turn out to be false, and each one consumes roughly 20 minutes of police time, typically for two officers. Departments know those numbers. An unverified alarm from an apartment community sits low in the dispatch queue. A verified call, with an agent describing three people actively cutting a fence line, does not.
Five things monitoring changes at a multifamily property
1. Incidents get interrupted, not documented
The single largest operational difference is timing. Traditional systems engage after the loss. Monitoring engages during the approach.
Most multifamily crime is opportunistic and happens in the semi-public spaces that residents move through every day: parking structures, breezeways, mail and package rooms, bike storage, pool decks, trash enclosures. These are exactly the areas where a live voice-down works, because the person testing your property is looking for a soft target and will almost always leave when they learn they are being watched by someone who can name what they are wearing.
Interruption also protects the thing footage cannot: the resident who would otherwise have walked into the middle of it.
2. Package theft stops being a monthly complaint
Package loss is the most persistent quality-of-life issue in multifamily, and the data explains why on-site teams feel like they are absorbing it alone. Security.org's 2025 Package Theft Report found that apartment and condominium residents are more than three times as likely to have packages stolen as residents of single-family homes, with an average stolen package value of roughly $222.
For an operator, every one of those losses arrives as a work order, a front-desk conversation, or a review. Monitored coverage on the package room and delivery entry converts that from an unsolvable annoyance into a managed workflow: the event is seen, the person is addressed in the moment, and the incident record exists before the resident even asks.
3. Your response posture becomes defensible
Multifamily owners are operating in an environment where negligent security claims are increasingly common and increasingly expensive. Plaintiffs' attorneys build these cases around two ideas: foreseeability, meaning the property knew or should have known about the risk, and the reasonableness of the measures taken. Industry claims professionals, including those writing for HAI Group, have noted that discovery frequently focuses on what the property spent on security and whether it reduced coverage before an incident.
A monitored system produces something a recorded-only system does not: a documented, timestamped record of active response. Not just a camera that captured an assault, but an agent who saw activity, issued a warning, and called police at 11:42 p.m. That distinction is the difference between a property that was watching and a property that was recording.
4. On-site staff stop absorbing security duty
Property managers and maintenance techs are not security professionals, and asking them to do late-night walks, respond to alarm calls, or confront a person in the garage is both a safety exposure and a retention problem. Courtesy patrols and guard hours are expensive, produce inconsistent coverage, and are easy to cut in a tight operating year, which is precisely the cut that shows up later in a claims file.
Monitoring provides continuous coverage without adding headcount, and it gives on-site teams a clear escalation path that does not start with them walking toward the problem.
5. Security shows up in leasing and renewal conversations
Renters have made this a stated preference, not an inferred one. The 2024 NMHC and Grace Hill Renter Preferences Survey, built on more than 172,000 renter responses, found that 67 percent of renters are interested in or would not rent without keyless smart locks and 65 percent said the same about a video doorbell, with property security remaining a top priority in the leasing decision. Among the features renters were willing to pay the most for, biometric access to the unit ranked fifth out of more than 80 features and amenities studied.
A separate national survey of more than 1,000 apartment renters, covered by Multifamily Executive, found that 71 percent believe management should be doing more on security, and 28 percent reported their community offered no security solutions at all.
That is a leasing gap and a renewal gap sitting in plain sight. Safety is one of the few amenities that every resident uses every single day, and one of the few that residents will describe to a friend without being prompted.
What good looks like on an MDU asset
Monitoring works best when it is not bolted on in isolation. The properties that get the most out of it treat video, access, and in-unit technology as one system:
Controlled access at every threshold. Building entries, garages, gates, amenity spaces, and package rooms, with credentials that can be issued and revoked instantly for residents, staff, and vendors.
Camera placement designed around behavior, not coverage percentages. Approach paths, choke points, and the routes residents actually walk after dark.
Live monitoring on the areas where interruption matters most, with clear escalation rules the on-site team helped write.
In-unit smart devices that extend the safety story into the home while giving operations better visibility on turns, leaks, and vacant-unit access.
A single accountable partner for design, installation, service, and the inevitable Tuesday afternoon when something needs a technician.
That last point is worth dwelling on. Multifamily technology stacks fail more often from fragmentation than from product quality. When cameras come from one vendor, access from another, monitoring from a third, and nobody owns the integration, the system degrades quietly until the week you need it.
The short version
Cameras tell you what happened. Monitoring changes what happens.
For an MDU owner, that shows up as fewer incidents, fewer package complaints, lower guard spend, a stronger position if a claim is ever filed, safer on-site teams, and a leasing story that residents actually respond to. It is one of the few investments in a multifamily asset that touches risk, operations, and revenue at the same time.
Let's look at your property
GreenMarbles designs, installs, and supports integrated video monitoring, access control, and in-unit technology for multifamily, build-to-rent, and student housing communities nationwide, backed by U.S.-based support and a lifecycle partnership model.
If you are evaluating what monitored coverage would look like on a specific asset or across a portfolio, we will walk the property, map the risk, and show you what it takes.
Andrew Gulick, PGA Vice President, Commercial Services andrew.gulick@greenmarbles.com 818.219.3079
Sales@GreenMarbles.com | greenmarbles.com
Sources
U.S. Department of Justice, Office of Community Oriented Policing Services (COPS Office), problem-oriented policing guide on false burglar alarms
Security.org, 2025 Package Theft Annual Report
National Multifamily Housing Council and Grace Hill, 2024 Renter Preferences Survey Report
Multifamily Executive, coverage of national apartment renter security survey
HAI Group, commentary on multifamily premises liability and negligent security claims
