: There is a course labeled AVI 121 at the University of Illinois. It is a transitional flight course for private pilots that involves flight training and simulator labs.
: AVI Foodsystems , which operates from a Headquarters (HQ) , runs a culinary initiative called Produce 365 that features different fresh ingredients and nutritional tips in their cafes. N_121(ed-HQ).avi
However, based on the components of the name, this might relate to: : There is a course labeled AVI 121