Use this code to only show the last four characters of any field. For example, [25 substr="-4"] will only show the last four characters of a value (25 is a field ID).

Use this code to filter the options in a Dynamic field. This example will make it so the option will only appear if there is a field that equals "Yes" in the linked form.

When the box to include uploaded files in the email is checked in an upload field, you can remove them from some notifications.