Patent US 8,996,414

A method and a system for certifying and monitoring commercial activity of manufacturers, distributors, and retailers are provided. The method includes registering a manufacturer with a certification and monitoring company. The method includes certifying the distributor and first and second retailers by the manufacturer for a product. The method includes inputting a first quantity of the product shipped during a time period from the manufacturer to the distributor, by the manufacturer, and inputting second and third quantities of the product shipped during the time period from the distributor to the first and second retailers, by the distributor. If a sum of the second and third quantities is greater than the first quantity by a predetermined amount, then a first notification message is generated.