If you like more suburban style SFR options, Indy and Kansas City are great ones. 

You should consult with your attorney for this or a similar style disclosure. 

Anytime you deal with the older style homes that have been left vacant you will need to expect the unexpected.

Keep expenses to a minimum and buy a car with the least headaches based on your driving style (high miles vs city).

They did a rezoning a few years ago and everything was approved so they're assuming the billboards are fine, but currently they cant seem to find anything prior to 1983, so unless a paper magically appears proving they were there prior to 1981 they are worthless.2)Full environmental inspection would be required to see if it could be considered "wet lands" if so it limits how the property can be used in the future.

My style of investing is what I would call "semi-passive", for example, for my flips I work with wholesalers and project managers and I don't mind a smaller profit margin for less active / less hands-on management. 

My advice is to make sure your agent can adjust to YOU and your style, while being able to act quickly for you.  

It will help you determine what strategies best fit your investing style.  

Environmental distress is a plus!

If the property is such a good deal that you have to have it and the potential liability for environmental or title issues are worth it, go for it.