Subway (www.subway.com) has locations within Dulles Airport (http://www.metwashairports.com/_/File/_/shopdulles.pdf) between gates D and Z.

Gross sales for the two sites combined exceed $3 million per year, and the base rent for each retail space is $40,000 annually. In addition, Subway must pay 15% of every dollar earned above $50,000 in monthly revenues.