With investor's properties, depend on how risk averse they are, I fall under either just follow their criteria or maybe coach them my insight if I feel they are open to ideas.

When I looked at prices recently they look like they've gone up quite a bit but I know they vary a lot depending on the neighborhood. 

This may depend on your market, of course, but in general, if all of the nearby MTRs have it, you are going to want it for your units, as well.

@Kyle Carter  We love renting to Section 8, however depending on the size of the property you may not be able to realistically rent to 100% section 8.

If you're only using a portion of the funds, its less of a risk and could make sense depending on your situation and the deal itself.  

Choosing the right lender for a HELOC (Home Equity Line of Credit) can make a huge difference depending on your goals.

To further answer your question: the truth of is subto legal is “it depends” - now is it criminal - most likely no - but could it be illegal yes.

The one following may be a profit split with some leverage, depending where the market is and our goals for that fund. 

It depends on a lot of factors; primarily the local jurisdiction rules that may limit lease changes (in Portland/Oregon rent, security deposit, screening fees, an no-cause evictions are heavily regulated).

I am also in Cincinnati and I did speak with True Home Ohio (https://truehomeohio.com) and they seemed to be somewhat reasonable except I believe they take a flat fee of $105 per door so depending on how much rent is for that door it could be cheaper or more expensive but their other fees I thought were very reasonable.