I think the #1 thing you need to do to make yourself invaluable to investors is to source them good quality deals.

Who's to say "Best" but there are a lot of great places to choose from.I'd say start by looking at the data: growing population?

Verify all the data the appraiser used on your property and the comps.

One is to hire someone who can scrape that data from your county records.

Builders are currently building apartments - but I can only imagine their expenses have doubled, at least= high rents.WSJ yesterday had an article detailing people's willingness to increase their commute times substantially as the hybrid work model takes shape.For Home Buyers, Length of Commute Drops in Importance, New Data Shows - WSJ

That MAY lead you to another problem. depreciation is claimed even on properties that double or triple in value.

Without seeing the deeds and appraisor's data sheet it's hard to say whether you are purchasing a % of a larger building or whether you are purchasing 100% of four condo units inside a building. 

And it was explained how, if I were very computer savvy, I could probably build my own CRM and where to look for all of the data.  

This information should be current and include historical data.

I was definitely thinking it’s not the best location for STRs, but I did pull some Airbnb data and noticed some successful ones in the area, but not many.