The nested hexagons show urban areas with their surrounding market area ( hinterland).
Range—how far will consumers generally travel to obtain a product or service. Threshold—how many potential customers are needed to support a business.
“ High order” goods and services are relatively costly and generally are required less frequently. They have a longer range. “ Low order” goods and services are perishable or required in relatively large amounts at frequent intervals. They have a much shorter range.