Each side bids on new television shows to add to the season's line-up, schedules them, monitors the weekly ratings, and then drops shows with poor ratings or reschedules them to recover from mistakes at the end of the thirteen-week season.
In a competitive environment, each party bids on new television series to be included in the season's lineup, determines their airtime slots, monitors weekly viewership data, and adjusts schedules for shows with poor performance or to rectify errors that occur at the end of the thirteen-week period.