Start with the immediate situation
Say whether you are safely outside, unable to leave, or dealing with a door that cannot be locked. A simple lockout and a damaged entrance need different preparation. If a person is in immediate danger, contact emergency services first. Avoid forcing a key or repeatedly pulling a stuck handle; that can change an access problem into damaged hardware. Keep any broken key pieces and describe what happened just before the lock stopped working.
An address is only the first part of arrival
In a Downtown garage, share the vehicle level and the actual vehicle entrance. At a Fell’s Point apartment, distinguish the street door from the unit door. A Federal Hill rowhome may have a front entrance and a separate rear access point. Give the entry you are authorized to use, a safe meeting place and a working callback number. A nearby landmark can help orient the call, but cannot replace the street address.
Understand the proposed approach
Ask what the visit estimate includes and which conditions can only be assessed on site. Whether an opening can be completed without replacing parts depends on the lock, the door and the damage already present. No universal damage-free outcome or fixed arrival time is promised. If the proposed work changes after inspection, ask for the revised scope and total before authorizing it.
Restore access, then check the next use
Opening the door resolves access, but may not resolve why the failure happened. A damaged key, a binding latch or a loose handle can still need attention. Before the visit ends, discuss whether the door can close and secure normally and whether each retained key works. If keys are missing rather than inside, ask whether rekeying suitable hardware would address the lost-key risk.