When I spotted the food, I reminded her about no pets.

I would maybe do a routine inspection and ask the current tenants if anyone else is living there and remind them it could be a violation of the lease.

For example, "needs a new roof in 2 years" reminds me what lies beneath the numbers.Great tracker.

This time it's a lower-middle class tenant, and having him pay by paper check to make sure it's a good check seems like a good way to remind him of his spending. 

They remind me of when supermarkets sell their last tray of tomatoes for half price at the end of the day.

Common things that you had to remind a home inspector to check, tip for negotiating any need repairs, ECT.

This post reminded me of an epoxy company I did some business with years ago.

Tevis Verrett, you are the second fellow landlord to warn me about renting to military personnel, so thank you for that reminder.

It's great to see more and more architects emerging and chiming in.Your story reminds me of this guy who did a series of videos documenting the building of a container home in Joshua Tree. 

Email reminders can also be automated so tenants are notified that their rent payment date is coming up.