This is two different things.

Cashflow on a spreadsheet vs. cashflow in real life are very different things, too. 

I've replaced a few over the years, each different for different size properties around Idaho Falls, ID.

Or do you mean 4 SFRs on that lot, which would be a different story?

So he's cash flowing well on it, he's acknowledged that my situation will be different so I might need to raise rent.3) I think these are all valid questions, but the owner raised these himself too.

Probably going to be a check.Smart contractors are starting to understand that convenience matters to customers and being able to take different methods of payment can help them collect their money.

Now, of course, every market is different.

How is that different than the information they’re providing on the investor webinars?  

I guess the different strategies FOR ME would be.A- Find a lender that would actually do the refi and pay the tax.B- Sell a property and use those funds to lend as they would go back to the IRA. 

If you choose to play with fire, that is your perogative.For your reference, here is a good primer.Here is the key paragraph:Rental discrimination is when a landlord or property manager treats an applicant differently based on the applicant’s inclusion in a protected class.