Cost of Operation. A residential water heater contributes to as much as 30 percent of a household's energy cost-second only to the expense of a home's heating and cooling system. Selecting the right water heater-one that is efficient and the right capacity-can dramatically impact your monthly energy bill.
Use the following steps to force stop an application: 1  Open the Applications tab and tap Settings, and next tap Applications. 2  Tap Manage Applications. 3  In the list of running applications, select the application you wish to close and tap Force Stop.
1 Open the Android Contacts app. 2  Locate the contact you wish to delete. 3  Press and hold your finger or stylus over the selected contact until a pop-up menu appears. 4  In the menu, select Delete.