UNIT 1 ESTABLISTMENT OF BUSINESS RELATIONS UNIT 2 INQUIRISE AND REOLIES UNIT 3 OFFERS AND COUNTER-OFFERS UNIT 4 ORDERS AND FULFLLMENT OF ORDERS UNIT 5 SALES PROMOTION UNIT 6 TERMS OF PAYMENT UNIT 7 PACKING UNIT 8 INSURANGCE UNIT 9 SGIPMENT UNIT 10 COMPLAINTS,CLAIMS AND ADJUSTMENTS UNIT 11 AGENCY UNIT 12 SOCIAL LETTERS UNIT 13 OTHER TRADE APPROACHES UNIT 14 CONTRACTS AND AGREEMENTS