However, when you get an arm's length away and have a lender with underwriting standards the requested will be formal and is standardized.

Use arm's length lease-option documents along with the counsel of qualified professionals.PS Lease Options Tax Stipulations from the IRS vs Dodd Frank-Safe Act-TILA issues with Owner Occupant Seller Financing requirements are different.

I even gave him a beautiful full length glass storm door that I had taken off another house thinking that it would help keep the wind from coming in and he still hasn't put it up yet.

Best to keep rehab work arms-length by hiring a third prty."

Don't be afraid on non-standard lease length.

That lease language is a little ambiguous, you could read it as saying that as long as the guest is not there more than 15 consecutive days they don't need to tell you, where presumably what you actually want is to know about anyone who is there for long lengths of time.My general rule of thumb is to remember that tenants get to live their lives, have guests, etc.  

I assumed I could just multiply the interest rate to the loan amount and divide by the length of the mortgage.

You then start over and double the length of the eviction.I am a pretty conservative guy, but if I were a judge I would be tempted to say you are trying to circumvent the eviction timeline as allowed by law.( Duh) Remember you can't enforce something in a contract that is against the law.

I think they need to provide a lot more information about the person (lender), property, and the deal to make this concept compelling. (1) Per the county: A "qualified sale" means a legitimate, arm’s length, open market sale under normal financial conditions

You have to be at an arms length distance for the handling of all transactions.