The Qualification Length of a course shall coincide with the total number of days for recursive enrollment and will be applicable when the course is allocated to a qualification. 

Setting the Qualification Length (In Years) WILL NOT trigger recursive enrollments. That is done under the Completed Enrollment Actions section.

Setting the Qualification Length (In Years) to Never Expires DOES NOT constitute a One-Time Only course. That is done under the Completed Enrollment Actions section.