There are now many sites that offer this service like www.archerfish.co.uk,www.neobux.com or www.clixsense.com and the concept is really very simple a company has signed up to their program and send them links to their advertisements and they get paid every time you click on their link and stay on the page for 20 seconds and then you will get a percentage of their commission this takes around 5 minutes a day to complete and it really is that simple.