The purpose of these organizations is to represent students both within the institution and externally, including on local and national issues. Students' unions are also responsible for providing a variety of services to students.

What makes a good student union?

Students' Unions lobby, debate and campaign on behalf of the students they represent. Any money the SU receives must be spent in a way which furthers their charitable purpose and subject to the Education Act 1994; all Student Unions must be run democratically. ...

What student union means?

: a building on a college campus that is devoted to student activities and that usually contains lounges, auditoriums, offices, and game rooms.