Product Changes: Major and minor modifications concern both technical change that could alter product quality or its functional characteristics (part supplier change) and changes to its communications media or packaging (label, manual, box, etc.). They also concern modifications in the process (production transfer to another site, process upgrades).For BUYER, Product or Process changes are conducted according to the Product Evolution Process (PEP) described in associated documents. The Board of Changes (BOC or other organization defined by SE) is in charge of managing change requests, this organization will follow up all actions concerning Continuous Engineering on product ranges in compliance with the commitments of Business/Engineering Departments.