Imagine climbing a mountain to get to the top where the views are beautiful and the air is clear and fresh...but you have to go through a ton of mud...difficult rock walls...crossing cold streams...maybe a scrape or two along the way.

Grade to drain like I said above, cover in plastic to the property line and then landscape if crushed or river rock 1"-2" diameter or whatever is cheap locally.

He is a rock solid person.

Do I have the 4 Tenants battle it out over some classic Rock Paper Scissors?

I highly recommend high pitch audible devices (basically, really loud personal alarms) They're easy to use and don't require much training.  

This included: full demo and rebuild of kitchens, demo/rebuild of bathrooms except tubs, replacing sheet rock on ceilings from water damage, new flooring or refinishing flooring dependent upon the condition of existing floors, light fixtures, plumbing, correctly installed GFI outlets into bathrooms and kitchens, painted the interior of all units and replaced all interior doors. 

@Mark Ainley rocks... though I miss his face :(

I laughed out loud when I read that, I guess most people would die to live here but sadly I'm not a beach lover.

James and Shanti Kandasamy That made me literally laugh out loud.  

Our next big rock for flippers is going to be interest rates.. and lack of product in certain markets..