He said he'd return keys to me on Monday 9/10. 

One cannot depend entirely on the realtor to know all the details; they are the sales agent, not the business partner.I've met many investors who say the master lease is the tool to use but I have not tried.Last month at a meet up, I found a man who vacationed annually in the Keys at an illegal VRBO.  

My broker has provided additional training coming on board, as well as providing me with a mentor.

Also my caps lock is acting up on my keyboard.

Billboard makes a difference if static kind, flip board, or digital.

My effort driving there would have been useless.My advice, if you have some bandwith in your cash flow, you should just call a handyman or have your tenants do it (and give them a rent credit) .I had one of my tenant install to 6 fence boards (literally just buy the materials at home depot and hammer nails on the fence posts).

Key being something you enjoy or have a lot of interest in.

Or cash for keys.

Get a good QI on board and interface all of you together as you go forward. 

@Daniel Brown: Sure... those are the times I feel patience is the key.