Add an annotation to “Marketing spend on billboards outside airports”

Annotations are so anyone, including you, can help the requester with their request. For example:

• Summarise the content of any information returned.
• Say how you've used the information, with links if possible.
• Thank the public authority or E. Macdonell.
• Point to related information, campaigns or forums which may be useful.

Annotations will be posted publicly here, and are not sent to Civil Aviation Authority of New Zealand.