<p>Both the colleges our sons went to made it pretty clear when parents were expected to clear out. At Carnegie Mellon there was a slot labeled something like “Good bye dinner with your child” while at Tufts they have a convocation that is the afternoon of move in day. All the other orientation activities after that are strictly student only. </p>
<p>That said if it would make her feel more comfortable stay through Sunday, why not? But make plans to do sightseeing not to be spending time with her. You can say one last quick goodbye and everyone will be happy.</p>