Then depending on the door frame, you could need to reinforce it with a 2x4 and re trim it accordingly.

You can also share with them any clauses in your lease that reinforce trees and other attachments to the property stay with the property.

Set the ground rules with your tenants early and reinforce the rules5.

In your case, I might add that because their lease has ended, they no longer have any legal rights to the property and that you will reinforce this by changing the locks.

Every single time my desirable tenant has a conversation with this guy's tenants, my tenant reinforces her belief that she's getting a good deal and resolves to stay, while his tenants reinforce their belief that their LL is a crook and deserves to get as much misery from them as possible.Ka-ching, ka-ching, ka-ching, I make my money month after month, and he never sees a quality applicant.

My inspector did all this but inspectors cost money.4) Foundation - Mine is concrete slab, this is usually pretty stable, as long as it's been reinforced.

It contains inaccurate information, sometimes reinforced by several people.

@David Dachtera Hi David,Yes, for sure, thank you for reinforcing that.

You may want to reinforce this idea in a letter to him. 

Garages don't have residential depth slabs - and they will make you dig down to reinforce that slab to bring it to the appropriate strength (I know - how does a household need a heavier load capacity than a car?).