If you want market rents then you need to meet market conditions.Alternatives:  Are there more affordable solutions than Quartz that will still give off a rich appearance?

Everything else comes from assumptions, and each assumption can be challenged and have different solutions.1.

Seller Financing is more about creating a solution that benefits all parties than it is about following a procedure.

We are new to this and we are trying to figure out a solution to this.

Talk to the son and ask for some guidance on how to mutually agree to an appropriate solution going forward.For example, if the son will be making all payments with his money, then it may make sense to have the lease in his name with his mother as an occupant.

A Much much easier solution... and much much cheaper too!

Your job is to provide a solution, not make the seller's situation worse. 

A common solution is a Series LLC: basically one mothership LLC with compartments (Series) for each property.

Persistence, trial and error, etc. as well.IMHO, “success” always involves a custom solution for each individual’s journey.

What would you all recommend as the best solution for getting one tenant to move out so that we could move in and qualify for the FHA loan on the property?