This causes an overrepresentation of bad experiences online (this can be seen in google comments about almost every restaurant, even if the place is stellar there are numerous one star reviews.

Updated Kitchen and BathroomsFresh coat of paintNew FlooringEnergy Star AppliancesUpdated LED Lighting What was the outcome?

As a guest, I might be a little suspect of not seeing the outside (maybe its just me).Otherwise just go in at a low rate to start with (as you're doing) and do everything you can to get those first few 5-star ratings. 

Three to five-star parks can usually be financed non-recourse through a conduit lender or FNMA at very attractive rates and terms (75%-80% LTV).

I went into it unsure, but he was a rock star!

I would have said fake / scam / etc.but if its some one you know then count your lucky stars  that's very very good terms of course.. and your very fortunatenow just buy the right properties  :)

Can you recommend any rock star residential agents in the area that I can pass along to him?

You can always build a website after you generate a bunch of 5 star reviews. 

Two of the star agents (Madison and James) co-listed a home in Malibu.

You are her landlord, not the concierge at a 5 star hotel.