The reason is because the companies that back these assets, and some others, have a 1:1 between their tokens and the USD (I'm unfamiliar if EURS, THKD, and stables of other fiat offer 1:1).A possible scenario would be that you offer the seller to pay in a stable coin, like mentioned above.

Hopefully the current occupied units are paying every month.

One of the first deals I had (multi in an up and coming area) my buyer was paying cash and the deal was solid.  

Don’t want to pay taxes on the capital gain.

It's debt you'd still have to pay back, but at least you will not touch one of those two amazing interest rates. 

No but keep track of those repairs as it will add to your cost basis when you go to sell it and have to pay capital gains.

The only extra pay for guests is the surf-rider.

Now, you need to figure out how to find deals and pay for them.

For example, a buyer putting 20% down on a $500k home would pay around $500k in interest over the 30-year life of a typical mortgage at a rate around 6.5%.

You pay for what you get remember LOCATION , LOCATION!