Some lock jobs are genuinely DIY-friendly. Some really aren't. Here's how to tell.
Not every locksmith call is necessary — but some jobs regularly turn into an expensive rescue.
OK to DIY
Padlocks, letterbox locks, cupboard locks.
Borderline
Yale-style rim-latch swaps if the door is in good shape.
Get a pro
Mortice locks, multi-point locks, security gates, safes.