Identify it, isolate it, define it.Only when you truly understand the problem, and define its boundaries can you begin finding a solution.So instead of looking at other "fresh money-making strategies" look at the REAL problem.Finding leads, Finding Deals.It is marketing. 

Once you have a short list, get an account with each one and run them through the wringer to see how they function.

Lately, I've been contemplating the idea of venturing into the short-term rental market and I'm considering whether converting this property could be a good start.

Also did you ask the loan officer why you are falling short? 

A lot of people only think about the short term, and how they can benefit now, rather than how they can set themselves up in the future.

"Lead with questions, answers will follow."

I have taken new renters who meet my minimum financial criteria over higher score person "looking for a house" or someone who says they are staying but really is just looking for short term.

Too much back end compensation will lead to risk taking.

Cap gains are crazy around here, properties have been going way up in value in a short time period. 

A lot of people will help you spend your money when you are short on time.