Mobile safe services include anchoring, changes to the combination as well as retrofitting electronic locks to make it easier to use and secure.
https://www.scribd.com/document/927753074/How-do-you-decide-between-a-mobile-or-traditional-locksmith-in-Wallsend-124360
Mobile Safe Services: Anchoring, Combination Changes and Electronic Lock Retrofits for Improved security and Usability.