Their goal is to collect application fees and rent and deposit from an unsuspecting victim before disappearing.

Be aware that tennats will often refuse to pay their last months rent when leaving so be prepared to begin th eeviction notification immediately to allow you to collect and insure they are out as agreed.

Will the lender use the rent that is currently being collected in establishing my DTI?

@Brent Coombs there are 20 comps listed, 4 of them are active or under-contract but the other 16 are all sold data - take another look.

Make sure they make 3 times rent, minimum credit score depending on type of area, no past evictions or collections or bankruptcies on credit.

According to the Austin Board of Realtors (ABOR), last month was the best March on record for Austin with 2,714 single-family homes sold in the area.  Local home sales grew 10.5 percent year over year in March 2018, a...

Maybe you could collect enough to do it again eventually even without the acceleration of a mortgage.

During the lease term i also collect the one bedroom rent? 

I'm just one data point, but I assume your success will be more dependent on picking the right PM for your needs, rather than picking the "best" of those markets.If I were you, I'd use BP to get a short list of PMs in those markets and schedule some intro calls. 

Bureau of Labor Statistics and Bureau of Economic Analysis have good interactive data.