That building has easy access to bus routes for the tenants so that's a plus.

The park is the only public access to the lake.

Always Do your own “due diligence” People/companies should give you access to their operations and check the references etc.

I looked online and the definitions are confusing.

Then as maintenance happens they get paid usually again some nominal fee.It’s all done through email and online softwares

You'll get a letter demanding access to all units of your building, as well as where the meters are. 

In 5 years or whatever, if they want their principal back you just pay them or refinance out to access the cash.

Now if you want to expedite your learning then you may want to consider joining some program online or offline. 

As for best lenders, do a little research online and you can vet out a few lenders.

I will say, as a programmer, I built my own system that was comparable (better in some ways, not so much in others) in many ways to Dan's, but I didn't have online access to the Upset Bid sheets and that was a significant factor in my using his service.