Define a combo box (drop-down list) property

A combo box (or drop-down list) allows a message sender to click the list and then select one of the values that the form designer has defined. For example, a list named Server Type might include the values Outlook Email, Oracle DB, and EC2.

Here's how this example property will appear to the message sender:

To define the property, specify the following details and then click Create Property or Save Changes: