Astrategic group map is a analytical tool for assessing why competitive pressures and driving forces usually impact the biggest strategic groups more so than the smaller groups. determining which company is the most profitable in the industry and why it is doing so well. pinpointing which of the five competitive forces is the strongest and which is the weakest. determining which companies have how big a competitive advantage and how good their prospects are for increasing their market shares. determining who competes most closely with whom; evaluating whether industry driving forces and competitive pressures favor some strategic groups and hurt others; and ascertaining whether the profit potential of different strategic groups varies due to the strengths and weaknesses in each group's respective market positions.