It allows analysis at the level of small groups such as majors and specific demographic groups (such as sophomores, student athletes, or student parents). This feature is critical for incorporating UCUES results into periodic assessments of academic departments (particularly academic program review).
It enables a modular structure to ask a greater number of items about a broader array of topics.
It yields sufficient numbers of repeated observations of the same students to create multi-year panels with repeated observations for the same individuals.
All students have chance to participate, promoting a sense of involvement (every voice is heard) and making recruiting and participation a campuswide effort.