EXEMPTION UNDER SECTION 194N 2% TDS ON CASH WITHDRAWAL

MY BUSINESS IS WESTERN UNION MONEY TRANSFER, XPRESS MONEY TRANSFER, WHITE LABLE ATM , EMITRA AND BANK BC , WHETHER I SHOULD OPEN SEPARATE ACCOUNT FOR EACH BUSINESS OR I CAN USE ONE ACCOUNT FOR ALL ABOVE BUSINESS TO GET EXEMPTION OF 2% TDS UNDER SECTION 194N,  BECAUSE ABOVE ALL BUSINESS IS EXEMPTED UNDER SECTION 194N. BANK REFUSE TO OPEN ANOTHER BANK ACCOUNT IN SAME BANK