Practice tit-for-tat to make collaborators aware of their responsibility for the relationship. There are two rules to tit-for-tat: always cooperate on your first interaction with someone on each successive interaction, follow the other person's lead. Tit-for-tat is a workable, proven formula for increasing cooperation under competitive conditions. Derived from game theory, computer science, and evolutionary psychology, tit-for-tat is the simplest...