Baby Bar is a baby boutique that sells luxury baby items. It is located in Los Angeles. The owner has been highly successful over the years and has decided to open another store in San Diego. However, sales at this store have been low. The owner asked a marketing consultant for advice about what went wrong. The consultant says the location is not ideal for the market. The owner located his store in a high-income area, but most of the people in the area are singles or retired couples. Instead, the owner should have used ____________ to identify an area of the city with higher-income neighborhoods characterized by couples who want only the best for their newborn babies.