For example, if the police came out and cited them for excessive noise at night, I would issue a lease violation warning and cite the lease term about not disturbing neighbors.

California charges a minimum tax of $800 a year per LLC, and more if you have gross receipts in excess of $250k.

"McAllen was recognized as the third safest city by SmartAssest.com, which analyzed a core set of common safety factors, including the following five metrics: violent crime, property crime, vehicular mortality rate, drug poisoning mortality rate and the percentage of the population engaging in excessive drinking."

There is no doubt that REI in Section 8 is risky, but the entry point is attractive with leveraged yields well in excess of what you can achieve in regular REI.  

Leave the AC set at 76 or 77 so you get enough air movement and dehumidification to keep moisture problems down, and split the utilities for those few months.

Doubling seems excessive unless they went from $500 to $1000. 

I just had about $700 in excess water charges due to running toilets!  

This is a good question that people on here should be able to give you ideas about what seems appropriate and what would seem excessive.

So, even if 1 property has excessive expenses in a given year the other properties carry it.

When a tenant moves out, transfer the deposit back to Checking so it's ready to apply towards expenses or refund the Tenant.If you end up with excess funds in the Checking account, I recommend you transfer it to a third account designated explicitly for future investments.