Form message

You can define messages to be shown on the form whenever users go to the form.

Form message section of the form permission form.
Note:

You can also show:

Form messages can be displayed either at the top of the form or to the right of the form at the top.

Example of form message on the project properties form

The message can be simple text or may use HTML formatting.

Important:

You should not use this feature to run client side script to modify form behavior.