The United States Mission to Greece seeks to procure services for national public opinion polling in Greece on different issues of interest to the Embassy. The performance period of this contract is f... The United States Mission to Greece seeks to procure services for national public opinion polling in Greece on different issues of interest to the Embassy. The performance period of this contract is for a one-year period from the start date in the Notice to Proceed with two (2) one-year options to renew.