Will those lower costs or increase the burden on lenders, which I have to pay for?

You have a inside track to high paying STR/MTR residents, or something that is just out of the ordinary.   

Do a Google search for "fake credit report" or "fake pay stub" and you'll find plenty of examples.

Anything that I would need to do to protect myself from someone not paying their portion of the expense going forward and having their name on the title?

If the property is not occupied for 6 months out of the year, (and you will have to prove that) then you will have to pay $3,000.

Check out ways to pay, like loans, talking with money lenders, or teaming up with others.

My experience is you get what you pay for.

But your best buyers have already seen it and could have made the same offer without having to pay extra to you.

If you sacrifice short term profitability on your PM company for the long term benefit of building the PM company that will manage your future portfolio it should pay off.

If I buy a new property as a primary residence and move into that new house, will I still have to pay a down payment for an investment property if I plan to rent out the house I currently have after I move into the new house?