When you go to a website are your informed how much bandwdith will be ad only? How about what is done with your personal information? When you visit a website

When you go to a website are your informed how much bandwdith will be ad only? How about what is done with your personal information? When you visit a website are you shown which tracking cookies will be left behind? You cannot stop visiting the site, once you have visited the ads have been loaded, the cookies have been dropped and your info has been mined.