(You’re paying $500/mo in but if you gave them $X (Say $80k.) it would lower your payment $500/mo.)

I have found lower end W/D more recently have been failing much faster than the higher end names (Samsung, LG, etc). 

You could look for a PML (friends or family and offer to pay them interest but lower than what the HELOC is). 

The lower the loan amount, the higher the origination percentage% is usually, however, as you asked - those items can vary greatly depending on the full scenario.

When panels are producing, it pumps water from lower tank into upper. 

But if you do have a lease we can use the lease agreement instead of the market rent (since it is often lower than the lease)

These school districts do not compare to a district like Lower Merion but I believe they are still highly ranked.

And you're right, with our low default rate and the lower price point on 2nds, buying them back is certainly an expense but not a major one.

But there are also some real challenges, like dealing with lower tenant quality on average, the extra red tape, annual inspections, and the longer time it takes to get tenants placed compared to the open market.

Out-of-state markets like Houston, Indianapolis, Cleveland, and Cincinnati offer better cash flow and lower entry costs.