Use the proceeds of any Advance or use any Letter of Credit for any purpose other than for general corporate purposes of the Borrower and its Subsidiaries or use any such proceeds (i) in a manner which violates or results in a violation of any law or regulation, (ii) to purchase or carry any margin stock (as defined in Regulation U), except that this clause (ii) shall not prohibit the Borrower from using proceeds of the Advances to purchase its own common stock, (iii) to extend credit to others for the purpose of purchasing or carrying any margin stock (as defined in Regulation U), or (iv) to acquire any equity security of a class which is registered pursuant to Section 12 of the Securities Exchange Act of 1934, as amended, if such acquisition would give the Borrower a controlling interest in the Person that has issued such security, unless the board of directors or equivalent governing body of such Person or of the parent of such Person shall have approved such acquisition.