the.com/enrollment
The moment you stop browsing the brochure and start owing the institution.
means The act of officially signing up for a school, course, program, or service, joining its rolls.
from From Old French enroller, to write on a roll — literally entering your name on a parchment scroll, back when rolls were paper, not a status check.
Literal rollThe roll was an actual rolled-up list of names.
Open seasonInsurance enrollment windows exist to prevent gaming the system.
Roster relativeShares its scroll-based root with payroll.