Giving someone the permission of unlimited sex until you are tired if it and the pass is revoked. Sex without strings or friendship. Sex anywhere anytime.
The last two minutes of a tightly contested professional or college basketball game whereby teams seemingly have an unlimited number of timeouts. With this rule, the final minutes of a game can take an eternity and force the viewer to sit through an unholy number of commercial breaks.
Girlfriend: How much time is left in that game you're watching?