You've probably seen it or had to do it yourself before: blur out a logo that is being used without permission. If you've got a little time, you can head into After Effects and get a much nicer result than simply blurring it out -- which is especially important if the video is supposed to have a polished look. The tutorial below will lead you through the process of tracking a logo, making it disappear, and then even putting in a brand new logo in its place.
This sort of thing is also very, very common when you actually want to add something to the frame that was never there before. Besides being a really cool effects video for David Fincher's The Girl with the Dragon Tattoo, at 3:43 you can see a logo seamlessly added to a building in the background:
There is always more than one way to do something in visual effects, so what techniques have you used on logos in the past?
[via Premium Beat]