home rekeying service

https://getaffordablelocksmithplus.meridiannest.com/posts/how-to-find-an-affordable-locksmith-philadelphia-residents-can-trust

We had new tenants moving in, so I called a locksmith to rekey the front door and the back gate. Took him maybe half an hour, and now I don't have to worry about old keys floating around. Much cheaper than replacing the whole lock, and the new keys work great.