If you are having help in key making rekeying cutting and new installation. You should make sure that they hand over any spare copies they might have, to you, before they leave your place.
Locksmiths those who are at your home for services ask them for the legal licensed because if they don’t have any document then they might spoil your lock and there will be not profit for you. If you are in a big city you can have a confusion that you should select for the job. So always ask your family or friend it can be possible that they can recommend you the good locksmith. So you can also type locksmith near me on your phone to have the services.