Is it one investor per deal, then they would act as a private lender and that typically includes a note, deed of trust, loan agreement, personal guarantee, assignment of rents and a few other docs.

@Frank Newsome typically there is not a good separation on areas for Section 8. 

Typically there are only a few available at a time. 

Lis pendens are not typical in trustee states because trustee states use the power of sale clause to foreclose, and don't use the courts.

It is typically caused by excess humidity (showering or cooking) and can be resolved by teaching the tenant to use ventilation fans and airing out the home once a week for 10-15 minutes.

they are typically for HNWIs looking to diversify. 

You should only consider switching when your current software has a significant flaw or lacks features that force you to spend excessive time on workarounds.

Typically I am seeing investors put down 30-40% to break even or cash flow a bit, so that is about the same as your 80% coverage ratio. 

This would require tenancy in common which lenders typically won’t allowTransferring ownership from personal names to LLC is straight forward with a deed transfer and re-assigning the tenant leases.

Also for reference, pretty typical SFH flip type properties in my market are about $300k - $400k price tag.