Not sexy as Lexington but bank account is the ultimate measure of success

The issue we had is that over time, our sheets get mixed up with other customers' (cheaper) sheets, and we ultimately end up with an inventory of sheets that are not ours.

But in the Op's case, the partner doesn't have a say which leads to upset partners, litigation and ultimately to failed investments. 

If you want something more customizable with tons of game options, look into AtGames Legends Ultimate.

They will have some questions and ultimately you can get pre qualified. 

A lot of these folks dont want to share their own distuation out in public, so it may be a bit less "social" imo. but creating content around you buy houses / seller reviews and explainng the process at the very minimum will add a huge credbiliity boost to your website and will warm you a lot of seller leads before you ever speak to them!

You have to ultimately decide.

Start with BiggerPockets Ultimate Beginners Guide (free).

I could not myself perform the technical labor as I lack the know how, but what I could do was help boost moral.

Here's info on screening tenants here from BP - and a link to a screening partner.BP's Tenant Screening - Ultimate GuideGood luck.