The Growth stage is characterized by product sales increasing, often at an extremely rapid rate. This is often marked by large percentage sales increases over previous periods (e.g., 50 percent increase in sales from one quarter to the next). This is an indication the product has advanced beyond Early Adopters and is now being purchased by the mass market (i.e., Early Majority). It is also the stage when early entrants begin to realize profits, though the fact the market is now profitable invariably leads to increased competition. It is also the time when competitors use aggressive techniques to position their brand in a way that will separate it from the onslaught of new entrants.
For many products, the Growth stage is represented by three distinct sub-stages: