So before he agreed to me doing this, I had to get the blessing of our financial advisor to ensure it wouldn't mess up our long term retirement goals.

Do not out build the neighborhood or you WILL lose 99% of the time, ensure your finishes and features are in line with the area. 

I would get an appraisal or perform some type of market analysis prior to moving forward to ensure that the bank would loan you the amount that you are seeking.

Finding the right contractors and ensuring the repairs are done up to par from out of state can be tough for a first time. 

This action will also help mitigate risk for Forte and Buildium as your payment facilitator, ensuring that we are able to continue to deliver for you in this difficult time.I realize the change that I describe below is disruptive, and it’s not a change we’re taking lightly.

What are some terms we should look for in the contract to ensure it is legit and not a scam.

Proper due diligence is key to ensuring everything goes as expected/planned/projected.

More worried about Mark said regarding contacting the housing authority to ensure I receive the voucher payment on time. 

We have the right to deny him moving in, based on what our lease says, but if we decide to all bunk up what kind of documents should we prepare to ensure we're protected?

We have the right to deny him moving in, based on what our lease says, but if we decide to all bunk up what kind of documents should we prepare to ensure we're protected?