Role and locations.
What they can see, and whether they can perform services at all.
Roles, locations, skills, and shifts. Who can see what, and who can be sent where.

What they can see, and whether they can perform services at all.
Job titles map expertise to service categories so the right person gets the right job.
Who is bookable, who Perseus can offer, and who gets the dispatch alerts.
Access is checked on pages, queries, and Perseus answers. Not just hidden on screen.
Who is this person, and what are they allowed to see?