Although football is our company’s favorite sport, we have been playing it as just hobby and not for professional. In order to improve the quality of our matches, we nwed to truly play as a team, with strategies, tactics and formations. This presentation introduces you about the basic of football formation, the diamond form. We will dive into basic principles such as: playing in possession, players’ positions and roles. We also take a look at how to apply diamond formation into offense and defense.