1. Business Proposal (거래제의)

6. L/C (신용장)

2. Business Inquiry (조회)

7. Shipment (선적)

3. Credit Inquiry (신용조회)

8. Insurance (보험)

4. Offer (오퍼)

9. Claim (클레임)

5. Contract (계약)

10. Social-Business Letter (사교문)