Supply and demand. If the high-traffic areas are oversupplied, the best strategy is to find an underserved low-traffic market. For example, dentists in rural ar

Supply and demand. If the high-traffic areas are oversupplied, the best strategy is to find an underserved low-traffic market. For example, dentists in rural areas make more money than dentists in cities (on average), because most dentists prefer to live in the city.