Do the math and see if an ADU is worth the cost and effort.https://www.biggerpockets.com/blog/rental-property-cash-flow... 

Quote from @Patrick Roberts: Angel oak and A&D mortgage are two of the bigger lenders that I know of who will do 2nd's on investment properties as of a few months ago.

@Cole Starin sometimes it makes sense to sell the WORST property in your portfolio.Another option is why do a LOC on the duplex, when you could just do a $100k cashout refi to pay off all your debt AND keep the property?

In my market, I only have one vendor qualified for appliance warranty work, and the warranty companies paid him half his standard fee for each service call. 

What type of property? 

I came across a question for our Rookie Reply podcast episode asking about property management software.

Your decision to lease this property for short periods is what makes this a short term rental property, not the property itself.

Is the property already zoned multi-family?

Went and viewed about 10 properties, made an offer on one without a buyer's agent, so that the selling agent would double end the deal and they accepted a below ask offer at a time when prices were climbing.How did you finance this deal?

Never force the numbers—if they don’t add up, the property isn’t a good fit.