There are quite a few inspections involved in the rental process, and all of those take time. 

A partial purchase was a natural fit but due to the seller’s age they didn’t want to wait to receive payments on the back-end.The solution?

Tell her that and do not get involved.

I think that should be ok if the parties involved are used to foreign transactions. 

Misleading numbers are a waste of time for everyone involved.

Ho through them and see what fits you best.

He finds heirs usually are out of state, far away, and often uninterested to take over, so often, he buys at a good price.Now, this is a long game, your involved with the property for long periods, unlike a flip, where you come in, you find a buyer, you're gone.

I have been involved with self directed accounts in a number of ways.

The situations where land and/or vacant buildings were owned prior to 2018 are usually the most complicated and typically involve the a little more tax risk application of the OZ rules.

I would proceed very cautiously when zoning is involved.