1. Multiple Agents Clause: Include when authorization is being granted to multiple individuals or entities

2. Revocation Clause: Specific conditions under which the authorization can be revoked before expiry

3. Special Instructions: Any specific procedures or limitations that must be followed

4. Indemnification Clause: Protection for the authorized party when acting under the authorization

5. Language Declaration: Include when the letter is bilingual or when the authorizer's primary language isn't English

1. Schedule A - List of Documents: Detailed list of specific documents covered by the authorization

2. Schedule B - Scope of Authority: Detailed breakdown of authorized actions and their limitations

3. Appendix 1 - Identity Documents: Copies of relevant identification documents of the authorizer

4. Appendix 2 - Specific Instructions: Detailed procedures or special requirements for document processing