People start moving in with their TOH homes (back in the day when everyone could afford one) and the park starts to fill up. 

Check with some of the people that commented here about the specific location.  

Many people who own rentals and are already self managing them will set up a pm biz to be able to adopt a Solo 401k.

See what a difference it will make for people to know you have 13 years in.

There are a lot of great resources here and around the web for people looking to invest in Birmingham.

Quote from @Jim Vasica: I would get some people out there to quote it..

Longer Tenure in HomesData from the National Association of Realtors (NAR) shows people are staying in their homes for a decade (see graph below):This increased tenure means homeowners benefit even more from home values growing over time.

I think I went through 3 different people that were over my account because they would quit.

This will show you that people have options to go out and pick another house over your place. 

I am out of state and the only way that I feel that I can get people to walk through the properties are if I find them on market and have Shawna write up the offers.