Counterprogramming is a technique that rival channels (usually TV channels) are using to compete against rival channels. The essence of the tactic is to schedule a program that is in an entirely different genre than the one that the rival is running with the goal to attract a different audience.
Zapping
Zapping is a term that refers to a process in which an individual in order not to see any commercials uses the television remote to change to a different channel/s.