These nasty extensions does not give you a option to “disable” or “delete” them, they just hide their files and codes deeply in hidden folders and Registry. Skilled Marketing is activated by malicious extensions like bettersurf and Media Player 1.1, which are usually installed on your browser without your permission. Skilled Marketing is a malware that inserts codes on your browser to generate annoying ads in forms of banner ads, coupon dropdown ads, popup ads and in-text hyperlink ads on every webpage you open.