1. Witness Section: Required when the authorization involves significant powers or high-value transactions

2. Revocation Clause: Details about how and when the authorization can be revoked, included when the authorization is for a longer term

3. Substitute Authorization: Clause allowing the authorized party to delegate powers to others, included when such flexibility is needed

4. Governing Law: Explicitly stating Hong Kong law applies, particularly important if the authorization might be used internationally

5. Chinese Translation: Parallel Chinese text of the authorization, included when the document needs to be bilingual

1. Schedule of Specific Powers: Detailed list of specific actions and powers being authorized, particularly useful for complex authorizations

2. Schedule of Assets: List of specific properties, accounts, or assets covered by the authorization when applicable

3. Schedule of Restrictions: Detailed list of any limitations or restrictions on the authorized powers

4. Form of Identification: Copies of identification documents of both parties as attachments when required