Single $250,000 gain or married $500,000.  

Purchased a single-family home used as a short term rental in the same area in 2021.

My rules of thumb for op ex ratio:New product 40%1990 2000 product 45%1960 1970 1980 product 50%+

But if no one has heard of them and their loan products are too good to be true I would steer clear. 

I own 6 single family houses in PCB myself.

That will allow you to quickly analyze deals simply based on the purchase price and the total potential rent, without having to calculate every single cost for each property.

I am looking for a single family short term rental a few blocks from the beach.

"I will buy at least one single-family home, duplex, triplex, or fourplex before the end of 2019") and then do it.

I have a single family rental home and the laminate kitchen counters need to be replaced. 

I broker deals for my sons, and even though they are buying single-family rentals (classified as residential) I'm able to serve them with a "commercial mindset" and we look at the deals from that perspective.