The problem is, few managers are able to step back and assess their brand’s particular strengths and weaknesses objectively. Most have a good sense of one or two areas in which their brand may excel or may need help. But if pressed, many (understandably) would find it difficult even to identify all of the factors they should be considering. When you’re immersed in the day-to-day management of a brand, it’s not easy to keep in perspective all the parts that affect the whole
Harvard Business Review. HBR’s 10 Must Reads on Strategic Marketing (with featured article Marketing Myopia, by Theodore Levitt)