You just create a written agreement between the entities that LLC A will borrow $x from LLC B, at no interest and to be returned by a certain time.

Can you send me a copy of your property management agreement (i.e. for landlords)Can you send me a copy of your standard lease?

You should have an agreement in place with your investor.

We then become their "lender" for a few years while they continue to improve their credit and financial picture.That said, here is what I find when I take back the home ( read: evict and/or they move out before the lease is up): new 50-60 inch flat screen TV boxes in the garage, DirecTV set tops in all bedrooms ( that they do not live up to the original agreement with DirecTV and return the rented boxes), all of our original lightbulbs replaced with odd, irregular, different color bulbs in most of the lamp sockets ( a 5 socket light fixture that we installed with the correct bulbs will have 3 bulbs at most- none matching - why?!!)

Did you have sign a JV agreement and send it to the title agent or company? 

If I am in agreement with the voucher let say for $1000.00/m, and if I am correct the tenant also gets the utilities paid by the government.

An LLC with no real purpose and without a strong Op Agreement will satisfy just that:  no real purpose.  

As a seller I've always favored the person that hasn't stacked the purchase agreement full of outs.

You and the seller sign.Use an assignment agreement to assign the contract to the buyer or assignee.  

How is it SUPPOSED to work when Sally Q Consumer expresses frustration with her current agent in earshot of some other agent if no specific property or listing agreement has been signed yet?