The other very old school option is to just knock on doors, my first apartment appraisal thats how I collected rental data on competing complexes.

Best tip: Go to "B or C" apartment complex, locate the maintenance man, he is jack of all trades, master of none but can do almost anything you need done.....he gets paid at best $15-20 an hour.  

Her swift yet thorough approach enabled me to secure the perfect property in record time, a feat that truly highlights her commitment and skill.If you are seeking a real estate professional who goes above and beyond, exhibits a profound understanding of property values, and can effectively manage complex negotiations, I wholeheartedly recommend Tanja Vargo.

If it's in a condo complex then there should be some kind of flood insurance for the building wrapped in, you would only need a "wall-to-wall" policy. 

I knew a guy that was in a partnership on a 100-unit apartment complex in California.

Truly, finding good people is difficult with an added layer of complexity when you cannot physically meet them   Or go see deals in person.

It was a large number of condo buildings throughout the area, not just one complex.

Sub-to is complex enough, and adding a LT adds a little more complexity to it. 

Houses are complex systems where lots of stuff can go wrong and there are lots of opportunities for improvement. 

Working with new investors presents a complex challenge though.