Which outsourcing regions overlap with North American working hours?
Measured against a US Eastern working day, the overlap table in this site's time zone guide puts Canada and the United States at nine hours, Brazil and Argentina at eight, the United Kingdom at four, Poland, Germany, France, Spain and Italy at three, and Ukraine, Turkey, Israel and Saudi Arabia at two. India, South-East Asia, China, Japan, South Korea and Australia come out at zero. The table assumes both sides work nine to six, and daylight saving moves it by an hour twice a year. For a North American buyer, iterative work belongs in the Americas or Western Europe.
