If you”re a small business and you want to sell consumer electronics you need to concentrate on selling the items with which you can capture a percentage of the market and make a decent profit margin. Cingular charges and activation fee of $36.0. You must sign a one year contract and they charge an early termination fee of $240.00 and depending on a credit check, a security deposit may be requested.Cingular Super Home 900 with Rollover is a frequent user plan at an average cost of $75.00 to $80.0. Also offered by Cingular is a very popular family plan called Cingular Nation GMS.