A behavioral contract uses a written agreement between two parties that identifies the consequences of a behavior of at least one of the parties and the specific level of the target behavior. In schools, this is usually used to help monitor the performance of the students and identify his or her problem areas. Behavioral contract can be applied with experiences of weight loss, stopping of smoking, parents of delinquents, attempts in suicides, family and couples therapy, academic or studying performance, talent practices specially in college, persons with diseases.