Landlords and marketing people.

As long as you are already mechanically inclined it’s not that hard to learn and it’s not as hard on your body as a lot of other trades.

Locksmithing/access control is an industry that is sorely lacking new people going into it and the only interaction I have with AI is from one coworker in marketing for the company who uses chatgpt to write her emails. I definitely don’t make as much as my friends who are programmers though.