DENVER, Colorado, Nov. 25 -- Denver International Airport issued the following news release: Denver International Airport (DEN) is seeking offers from qualified developers, investors and users for commercial development through one or more long-term ground leases of up to 1,500 acres of the airport's non-aviation land. "By issuing a rolling RFO, we are able to better guide our growth in a way that aligns with our Vision 100 strategic plan which is helping us to prepare to serve 100 million pas  more