Price can be fixed in the option agreement or "price to be determined by an appraisal at the time of sale" to float with the market.Your tenant buyer has to be able to clean up and qualify for a bank loan. period.  

We are building a floating deck in the back yard. 

No matter how good anyones credit is, someone will miss a pay date on any timeline, and if you want to run out the door on day 2 demanding payment with certified notices and court orders, your going to be doing a lot of work just to pick it up a few days later because it was floating around in the mail, or the tenant gets their paycheck 3 days later.My business operation is backed up by data, we don't do what we do because we are lazy or don't know what we are doing.

There is lots of incorrect information floating around the Internet today about what qualifies as like-kind property.

Rates are super low and you don't really want to float a variable on an investment property - there's really nowhere for rates to go but up. 

I've even heard there is some petition floating around to secede from the US.

Basically you can look at a loan for Treasury, LIBOR, or prime.A Libor floating rate is about 3% right now.It's not the lender jacking the rates it is that their cost of money has gone up to lend out on and thus they have to raise quoted rates or they lose spread and the loan no longer becomes worth funding to them.

One of the best quotes I see floating around is TRUST but VERIFY. 

I can afford to float both notes by myself, but it does not give me much wiggle room.Based on the above info.

I also saw some posts floating around about a Las Vegas BP Meetup group.