The PENDA Point Series were the official racing series for monster trucks, sponsored by the PENDA corporation (a truck bedliners manufacturer) A point series is a group of several racing events in which competitors earn points according to how they place in each event. The PENDA Point Series for monster trucks operated on a yearly basis: The total points awarded to each monster truck in a minimum of 15 racing events each year are tallied at year-end to determine the final winner.