Q1: Great points, we'll need to have a detailed operating agreement that outlines an agreed approach to all potential outcomes.

Consult your tax pro for more details or greater clarification, or contact me.

There's definitely a few things to note since you are residing in Europe, most of the investors we work with that live over there do put it in an entity but there are a few details for how that would work since you aren't necessarily local. 

I would anticipate it would depend on the level of detail you desired but it has been my experience that the will do free estimates.

The last time I represented a mobile home park purchaser, county health department allowed four MHs per septic tank. 

Here's a detailed guide on how to screen applicants: Application Screening Guide

I would suggest calling them and asking for their redemption process, and take DETAILED NOTES. 

None I could say with confidence without knowing more details on the borrowers experience, property type, city, and project numbers (PP, Rehab, ARV).

See below for the detailed breakdown of each.

The more detail the better.