1
Click "Customize".
2
Click here.
3
Click "Add".
4
Click "Create new"
5
Click "Task is added to this project"
6
Click "Do this…"
7
Click "Change due date to…"
8
Click "Set due date"
9
Click "Relative Date".
10
Click "days" to change to weeks or months.
11
Click "Relation to Date" to choose either before or after.
12
Click "Publish rule"
