Two sides of depreciation and depletion, one is taxes, the other is under GAAP, accounting and economic factors to address the utility nature of an asset, consumable assets, dirt is not consumable.

You could try list hub too, but I don't know if they work directly with consumers.

@Matthew Hite In some jurisdictions you are not permitted to split common utilities without sub-metering - the argument being how can you prove who consumed what amount of the resource.

@Kyle DoneyIt was time consuming if you want to be humane about it.

Take a look at the Tenant Landlord Guide published by the CA Department of Consumer Affairs page 18.

(I imagine those demos are the biggest consumers of co-working space), but I wonder if there is a niche in the suburbs as there are tons of freelancers, solopreneuers and work from home types out here.Most of them are setting up shop at Starbucks, but it's tough to do meetings, conference calls, etc. there because of noise/lack of privacy.  

I suggest you go to the horse's mouth, google "CFPB" Consumer Financial Protection Board.

This would be estimating the amount of time your business consumers and how you cashflow will change going forward.

You might want to read this info, http://en.wikipedia.org/wiki/Gramm–Leach–Bliley_Act and specifically scroll down to the section titled "Consumer vs. customer defined".

I have been using click2mail but seems very complicated and time consuming to me because every time I go to send out another batch of mailers there is always something messing up as to where I have to call there customer service line.