They are used for the more advanced web features like automated content management, user management, running scripts and programs etc. Irrespective of the protocol used, whether salvaging HTTP, POP or FTP, bandwidth may be the amount doable ! upload and download 30 days. http://www.w4ysites.at/verify.php?back=/wp-login.php?action=register&host=launchhappy.co%2Fguides%2Fchange-website-tab-name&fon=FFFFFF&txt=76625B&stxt=76625B&page=6