Start to see what makes one more than the other you might have one site looking at quartz counter tops with huge living rooms and the other looking at plastic counter tops,  being able to identify this will help you identify where your property could sit.  

You could look up Neighbor.com and do small storage on site for others as a new niche as well.

Start small with simple rehab projects like painting or landscaping to boost value without overextending.

On DLBA site.

But the thing that really made me skeptical was the fact that they couldn't (and still can't) address simple questions without becoming highly agitated.  

Keep it simple.

We did a 100% gut/rehab on a 1950's house in 2018 and converted it to a duplex, turned out beautiful, salvaged the original wood floors in parts of the house, put good LVP in the rest, simple plastic mini blinds on every window.

We are listed on about 6 sites and besides the typical Airbnb and VRBO, we've had success with Travelstayion as well. 

Do it yourself is almost never recommended, although I’ve done some simple deed transfers myself.  

I put a simple CMA report in a Google sheet if you want to take a look.