You will find resources here from blogs to pod casts and forums.

there are ways to monetize those items into investor dollars.If you catch one of the pod cast from a Oregon fire fighter on this site..

On most units like you describe, you could have Mod Bit (Modified Bitumen) with colored granules, or it could be smooth; could be the white TPO material, but if aging it needs attention. 

Watch the webinars, listen to the pod casts, read books, read the forums, go to REI meetings locally, post and vote for good posts on here, and generally network. 

Listen to the POD Casts. and scroll through some of the old threads.

All houses are rehabbed according to code and ready to go.In this scenario would you rather buy a $25K SFH in a $500/mo D, a $40k in a $700/mo C, a $55k home in a $900/mo B, or a $130k in a $1200/mo A?

I think it has been mentioned on a couple pod casts that some people have success because if you are not working with a buyers agent then they could rep you and get both sides of the commission.  

I remember listening to a pod cast, not sure what number, but it was with Grant Kemp and he spoke about doing wraps and owner financing.  

I'm reading as many forums as I can, I've also been listening to numerous pod cast as well as reading books.

It was the use of the property the elderly lady was concerned about, I designed it through a charitable remainder trust for her family and to provide low-mod housing.