Hi I been used PPG paint for the last 12 years the levels I" have is LEVEL ONE on 1997- RECERTIFICATION on 1999-LEVEL BRONZE on 2001- level SILVER ON 2005 so afeter yo became a certified painter you move to nex level every 2 years SILVER is the top level after this level you can take a custom paint training, dependeng on the level you have is the years experience you have on PPG and every 2 years the give you info on the new products