For a covering of fluctuations of balance of the bank bill which occur because of necessity of payments earlier, than the gain from sales arrives, is used overdraft. Overdraft is an arrangement on the short-term credit which is usually given for the term of no more than 12 months (can be and shorter period). The main advantage overdrafta consists that the enterprise is compelled to pay percent only at presence overdrafta (while percent on urgent loans are raised irrespective of balance of the bank bill). The rate of the raised percent for provided or poor overdrafta varies depending on the sum and a financial status of the borrower. Usually for small enterprises the rate of 3% (with provided) or 5% (with poor) overdrafta over the basic rate of percent is raised. After the coordination overdrafta with bank the letter in which data period of validity overdrafta is underlined, the raised rate of percent and Other conditions is sent to the borrower.