Who needs and uses GTINs/UPCs and Bar codes?
When you go to sell your product at a retail outlet, that retailer will have you fill out a product information form which tells them the details of your product. Any retail outlet keeps track of their inventoryno matter how small. Unless your retailer is the vegetable stand at the farmers market, they probably have an inventory system that is based on bar codes in order to keep track of the products they sell, what price, and where they get the product comes from. A product information form is where you will put your company info, product details, and enter the 12-digit GTIN/UPC that is assigned to each of your products. If you are selling t-shirts, a blue large t-shirt needs to have a separate UPC from a pink large t-shirt. If you are selling jam, strawberry 16 oz. needs to have a separate UPC from 8 oz. guava. Based on the information you fill out on your form, and the corresponding bar code you put on your product(s), when the retailer scans your product bar code at the register it
