Manual surfing is designed for viewing sites in manual mode. Each time after viewing the site, you must choose the number that is shown in the picture or solve the captcha. If you did everything right, the show will be counted. Manual surfing allows you to earn about two times more than automatic. Semi-automatic serifing is mainly related to advertising projects that need to be earned using extensions to your browser. After installing, the extension will start displaying ad units in any part of the screen;