This article talks about the variation in costs across the country and then talks about how salaries balance things out. 

The problem is that small business owners are often so busy that they simply don't get time to review the market and check that they are getting the best deals.  Perhaps I can help?

I'm not an energy specialist but I know people who are:

Telecoms: talk to Equinox Consulting

Energy: talk to Switched On

SME Needs helps you manage your marketing costs and get a better ROI.

I hope this helps