Unit 2/3 Unit 2 Unit 2 is comprised of Full Time Coordinators in ESL Services who joined CUPE 4207 in 2007. Collective Agreement (PDF) Seniority List (PDF) Bargaining: Unit 2’s Collective Agreement expires on June 30, 2025. Unit 3 Unit 3 is comprised of Instructors in ESL Services who joined CUPE 4207 in 2011. Collective Agreement (PDF) Seniority List (PDF) Bargaining: Unit 3 is not currently in bargaining; the current Collective Agreement expires on July 6, 2026.