I already had a 25,000 personal credit card from Chase, so I was able to use that along side of the 29,000 I received through Fund and Grow. 

I did a Rent to own offer spread out over 4 yrs 10k  down payment in the form of 200 dollar monthly installments in that 4 yr period, paid alongside the monthly rent.

How was the process for you, and did you get any hiccups or gatchas along the way?

My skilled trade education started at 7, working alongside my Dad, who in addition to a thriving electrical contracting business, always had side projects.

Yes, reading is great to learn about specific technics, but hands-on application when running alongside guys that are doing it day in and day out is far superior.

It will take time for construction, time for appliances, time for hiccups along the way etc.

Credit Score: A minimum credit score of 620 is generally needed for financing a rental Debt-to-Income Ratio (DTI): Lenders will look at your DTI to ensure you can manage the mortgage payments alongside your existing debt.

Perhaps emphasizing the stability and long-term growth potential of seller financing, alongside the flexibility it offers in structuring deals, could help sway his decision.

To go on further,As a test, I hung a mailbox (along side with my tenant's mailboxes), clearly labeled it with the building address, and sent a test letter.

You decide to purchase and you start making payments, alongside with other buyers.