Amazon HQ2 is a proposed corporate headquarters for online retailer and tech company Amazon.com in North America, to supplement the existing Seattle headquarters. Amazon announced the initiative, along with a request for proposals from governments and economic development organizations, in September 2017, attracting attention from more than 100 cities in Canada, the United States and Mexico. Amazon intends to have 50,000 workers at HQ2 and is planning to invest $5 billion in new construction. Amazon's request for proposals outlined several core requirements, as well as optional preferences. - Metropolitan areas with a population of over 1 million - A stable and business-friendly environment - Within 30 miles of a population center - Within 45 minutes to an international airport - Proximity to major highways and arterial roads 1–3 miles - Access to mass transit routes - Up to 8 million square feet of office space for future expansion - Optional preferences include airports with direct flights to Seattle, New York, San Francisco, and Washington, D.C., urban locations, and proximity to major universities. The deadline for Phase I bids was set at October 19, 2017. A final site is planned to be selected and announced in 2018.