Derivative works

work which incorporates or modifies a prior work

thumb|Two billboards with the same original content; the billboard on the right is an example of subvertising after being vandalized. thumb|The ExxonMobil logo as subverted by [[Greenpeace.]]

music genre

thumb|A Marlboro cigarette advertisement on a billboard détourned by the group [[BUGAUP, by defacing the cowboy image and modifying the text to read "It's a bore."]]