Even if the Tenant closes their accounts, Obligo will guarantee the payment and go after the tenant to collect.

Then he can go as slow or fast as he wants based on that timeline.50% payment upfront is very generous with someone you don't know.

Collect her rent payments and gift it back to her for tuition or other expenses while avoiding taxation.It would be worth talking to a CPA to see how to position yourself best while protecting yourself and teaching your daughter to live like an adult.

DSCR loans are based off of down payment, credit score and either actual or market rents so it helps to supercharge an investor's real estate goals and net worth.

So just recognize this could be lengthy process if they default.If it was me, I would take it as a non-refundable deposit with a letter of intent and a purchase and sale agreement that the money is a down payment, is not refundable and they must execute the closing by a specific date otherwise they forfeit the money.

With the cash you have, I would put 40%-50% down to get yourself the best rate and put yourself in a position where even if you had to rent out the property on a year-long lease the rental income would still cover the mortgage payment. 

If you don't have the down payment, how do you expect to fix roof repairs, replace a furnace, and water heater, and small repairs that are needed?

Keep it up and save for that down-payment. 

You can still find houses around Tampa for like 200-250k, meaning my cash budget would cover a down payment.

IF I'm going to make extra principal payments to pay off a "low(er)" interest rate mortgage early (compared to today's rates), my gut reaction would be to pay off the highest interest rate mortgage first.