Security tips, lockout help, and straight talk on locks from the SwiftLocksmith technicians who work all five boroughs.

Some lock changes genuinely cannot wait for daylight, and some have to. Here is what a NYC locksmith can actually put on your door at 3 a.m., and what it costs.

A smart lock is a fit question before it is a tech question. Mortise cases, Segal rims and labelled fire doors each set a different limit on what can go on a NYC apartment door.

A broken building entrance lock is the owner's repair, and HPD classes most of them as immediately hazardous. Here is the law, the deadline, and how to report it tonight.

A lock change is a service call, labor and hardware added together. Here is what each kind of NYC lock change costs, why the grade of the lock sets the price, and who pays.

The door is open again. Nobody asks at 2 a.m. how many working keys are still out there, who pays for the new cylinder, or what NYC code requires goes back on the door.

NYC tells you what has to be on an apartment entry door. It does not tell you which deadbolt survives a pried frame, or what installation costs on a steel door.