eith is setting up a new bar in his locality. He knows that there are only a handful of bars in the area where he wishes to conduct business. He locates his bar at one of the four corners at a busy intersection. The other three corners are occupied by a clothing outlet, a restaurant, and a library, respectively. Keith knows that his bar's location gives him a competitive advantage. In the context of the components of resource-based analysis, Keith is able to achieve competitive advantage because his product or service is _____.