We are living in the age of marketing. 

Here is a list of why adding a single ADU in single family zoned areas in my CA market is typically a poor RE investment:1) The value added by the ADU addition is often significantly less than the cost of adding the ADU.

@Nichole StohlerI find using a SDIRA to be a great tool for passive investments and growing your retirement with less stress than the stock market roller coaster. 

They only operate in markets where their data can hedge an almost guarantee if you follow their protocol.

Look at their marketing strategy.

The best way to learn the multifamily market is to purchase a multifamily property.

Does anyone have a map breaking down the Phoenix market area ?

Your interest rates are low. 8.5% is around the "market rate" for owner finance buyers right now...30-yr, fully-amortizing2.

@Andrew Lastivka Are you still interested in the phx str market?

Unsure about STR regulations in Charleston but I would advise you to search "arbitrage" on this forum and read up on the hundreds of pros and cons responses here before diving in to any market using the arbitrage model.