Cooperation means working together, getting along, and functioning as a team. Cooperation is all about helping others and interacting with people in a way that helps everyone to succeed. Cooperation is the act of working together for a common purpose. You can show cooperation by being helpful and working with others for the overall good. Cooperative people are willing and productive team players. Working in harmony with others to achieve a goal is vital to creating a peaceful and harmonious environment. Cooperation sometimes requires letting go of something for the good of the group. When everyone works together it makes for a positive and pleasant experience.