[whpalmer4]

The following code will make a task in the Inbox with your specified name and due date:

property ActionName : "ReadBulletin"
property DueDateOffset : 3 * (24 * 60 * 60)

tell application "OmniFocus"
	activate
	tell default document
		make new inbox task with properties {name:ActionName, due date:((current date) + DueDateOffset)}
	end tell
end tell