At the beginning of the "four-ball tee-off", there are two red balls between two white balls, and the four balls are in the same straight line.
The ball is placed on the table, and each side hits an empty pole to the end, which determines the batting order. Players with the ball near the bottom get the option; You can also draw lots to decide the options. On the kick-off side, the white ball with black spots is the main ball, and on the other side, the all-white ball is the main ball. According to the rules, the opponent's main ball can be his own target ball.
In the "four-ball opening" play, the role of the table edge is very great. If you can't hit the ball in a straight line, you should try to hit it once, twice, three times or even many times to achieve the goal of playing double balls. There are many similarities between hitting skills and three-sided Karom billiards.