if you want to make windows service
please visit these linkes
http://www.c-sharpcorner.com/2/window_service.asp
http://www.codeproject.com/Purgatory/Windows__Services.asp
please visit these linkes
http://www.c-sharpcorner.com/2/window_service.asp
http://www.codeproject.com/Purgatory/Windows__Services.asp