That said, I still have LOVED my personal house-hacks and most of the ones my clients have done because the numbers tell a beautiful story and being able to eradicate your cost of living is to-date one of the most powerful financial levers I know of.Single family homes can still make a workable house-hack and the magic of it really comes at the bookends price-wise. 

Cary/Apex, <=$350K,Closed, detached & TH, <=2Ksqft Closed Date # of properties closed LP/SP (% of asking) Jan 83 1.00 Feb 61 1.02 March 98 1.03 April 74 1.05 May 72 1.05 June 77 1.06 July 43 1.07 Aug 57 1.04

This has worked every time to date. 

At a remote location, or a big base with lots of good internet? 

If they are month to month, you can give them a notice that they'll have to move out by X date, in which case you could then go in and rehab and rent the properties out at a higher rate.  

The previous owner had some lease agreements in place, but they were 35+ pages long and a little out of date.

They will have the most accurate and up-to-date info on each neighborhood.

To my eye this seemed a bit high, I pinged the Internet, and the phone started ringing.  

I was able to send them a receipt showing the date and company who cleaned the carpet.

There is nothing different about a contract with seller financing other than the section regarding purchase price and financing.Here's a basic provision:Seller agrees to hold a purchase money deed of trust and note secured by the property in the amount of $x at a fixed annual interest rate of y% payable in equal monthly installments of $z... with the full unpaid balance due, if not sooner paid, on [date of balloon payment, if applicable]