Explanation:

An important differentiating strategy with an existing product category too crowded is to take the same basic product and position it in another category, provided the attributes of the product can match consumer expectations from that category. Your brand will then be perceived by prospects in a different light. This is referred to in the jargon as “macro-positioning” or “inter-set positioning”.
If you are marketing is skimmed milk powder for instance, the same basic product can be positioned as:

1. Reconstituted milk (Home dairy)
2. A whitener for tea and coffee
3.”Name of the Milk brand”The weight watcher (considering the growing interest in physical fitness this is how it can be positioned)
4. “Name of the milk brand”instant Breakfast