In preparing draft contract is necessary to draw up a list of such grounds, guided by the norms of the Civil Code of the Russian Federation of the unilateral refusal of the customer to perform certain types of liabilities. So, one of the reasons not to fulfill a contract to supply a supplier's refusal to hand over the goods or supplies.
In addition, customers should be included in the conditions of the draft contract about the responsibility of the supplier (contractor, executor) for non-performance or improper performance of an obligation.