It is a legal document that contains important aspects of the agreement between the two parties and other details such as the name of the two parties, contact details, the extent of the work to be done by the craftsman, the amount of special money that the customer will pay to the craftsman, the terms of payment and other working conditions, etc. It puts both parties on one side so as not to leave room for confusion or misunderstanding. It is ready to ensure that both parties are aware of their rights and duties. . . .