Micro-segmentation on the other hand requires a higher degree of knowledge. While macro-segmentation put the business into broad categories, helping a general product strategy, micro-segmentation is essential for the implementation of the concept. “Micro-segments are homogenous groups of buyers within the macro-segments” (Webster, 2003). Macro-segmentation without micro-segmentation cannot provide the expected benefits to the organisation. Micro-segmentation focuses on factors that matter in the daily business; this is where “the rubber hits the road”. The most common criteria include the characteristics of the decision-making units within each macro-segment, (Hutt & Speh, 2001) e.g.: