The lender may figure if the borrower had this kind of money they’d be making the mortgage payments. 

Automated messaging systems and payment portholes will be in place. 

But, all payments with Baselane goes via Stripe gateway, and they apparently have no choice but to honor those requests due to their agreement with Stripe.

You can also use some low-down payment mortgage products to continue buying in your back yard while house hacking and renting to others. 

they are kidding themselves one needs to punch in 50% to 55% of gross cash flow for expenses then deduct your mortgage payments.. anything less than that will not play out over the years.

If you're a single mom with student loans, a car payment, and living paycheck-to-paycheck, then $20,000 would be devastating and a reserve is critical.

He collects cash down payment and finances the rest.

So I put $1600 on a credit card for a down payment and then pay $500 a month until the full amount was paid off.

If they are, I would pay them off first.I would invest in a different market(likely bigger market) where you can find reliable contractors or find a PM that will be able to manage the properties.

House hack a 2-4 unit with the lowest down payment loan you could find. 3.5% FHA or 5% conventional.