| A | B |
| product item | A specific model, brand, or size of a product within a product line |
| product width | the number of product lines a business manufactures or sells |
| product depth | the number of items offered within each product line |
| product modification | an alteration in a company's existing product |
| product life cycle | the stages that a product goes through during its life |
| product positioning | the image a product projects that sets it apart from the competition |
| category management | a process that involves managing product categories as individual business units |
| planogram | a computer-developed diagram that shows retailers how and where products within a category should be displayed on a shelf at individual stores |
| product line | a group of closely related products manufactured or sold by a business |