We have verbally agreed on the terms of the loan, but neither of us are sure of how to begin the process.I have found a property, but in order to make an offer on the property I will need to show proof of funds.

You should check with a local attorney to draw up or proof read any documents you use.  

Half inch plywood.It's nearly reasonable to assume that if the sliding glass door is broken, the entire frame is coming out.

I was wondering if I needed things like a copy of any insurance the seller may carry or proof of the tenant’s renters insurance, If that would be useful to keep on fIle.

Ask to her leave a plate of cookies and a glass of milk out when she goes to bed.

I have no proof that she was pocketing money from the maintenance stuff, but this was the first issue that tipped me off that there was a problem.

If you do choose to allow them to keep the animals I would amend the lease with clauses addressing the pets, charge deposits, and require that the tenants show proof of renters insurance covering the animals if they would cause harm to anyone.

@Dane DeKingCall the 90 year old grandma ...ask her if she’s loaded wIth Income vetifIcatIon for proof and If shes okay with being in the lease .

I understand IRS likes you to spend time on books, but I believe my receipts are all the proof that is needed when they come for us.  

@Jeff Glass Okay, I looked up Monetized Installment Sales and understand now.