If this is your PM markup I like it a little better then a straight %   I would be inclined to talk about the late rent charge with them because essentially they get rewarded for poor paying tenant. 

To me it is essential to have contractors in the area you want to buy(I am in 4-5 states). 

Any insight or knowledge with LA Building and safety as to if this is possible? 

Also since you said in that climate shade is not essential I have used sunshade fabric on tracks attach the underside of the top of a wood pergola type structure with a way to pull the sun shade material out on the tracks so that you can have it shaded or open. 

It's essentially just a metal pipe with a rodent and water proof cap on it.  

This will essentially do the same thing.

Everything you do will involve these professionals and it is essential that you are all on the same page when doing business.

Always take the safety if the return is likely to be the same.

This may even mean adding more outlets which is just a convenience factor that has nothing to do with “safety.”

Essentially each person has a "value" so an adult may be a 1.0 a kid may only be a .7 or the square footage of the apt is the ratio, so the utility bill comes and the cost is split up based on the numbers and that bill is sent to the tenants.