1. Both express authority and implied authority can create agency.

2. Implied authority of an agent is that which the principal is deemed to have intended the agent to possess, although not expressly granted.

3. Held the agent has implied authority to sign the memorandum of contract.

4. Often, the team individuals have their own line manager, and so the project manager has no implied authority - yet still needs to motivate the individual.

5. Held as the custom was notorious and reasonable, the agent had implied authority to issue a warranty with the manure.