To maintain the power of the click, it must be consistently followed by a reward, usually a food treat, but it can be any type of reward. (thehappypuppysite.com)
Often, violence is used as a way to be in control or maintain power in a relationship. (ohiosexed.org)
In between meals, high energy snacks are provided to maintain your power for diving. (DiveAdventuresAsia.com)