Non-invitation and non-competition clauses also fall to the client and whether he or she wants to prevent the claimant from unfairly competing or recruiting business for a period of time. An accurate description of the services gives the client a clear idea of what awaits them and lets the service provider know what they expect from them. Identify the customer and the service provider. Include the contact information for both parties. The ownership of materials addresses. The best practice is to determine which party retains ownership rights to materials manufactured during the employment contract. The rights may be retained by the service provider or exclusively granted to the client according to the contractual agreement.