(Original door lock) The Newcastle Locksmith was called out by a landlord who wanted front and back door locks changed. The last tenants had left on bad terms and the landlord felt it safer to change the locks. All locks should be changed whenever tenants leave to be on the safe side. The Newcastle Locksmith attended and checked the doors before putting on a new high security locks. The doors were checked to see if they were opening and closing properly. As is standard practi