The word sorry has multiple meanings, including: regrettable or deplorable; unfortunate; sympathy It does not automatically mean to be an apology. In these ca

The word sorry has multiple meanings, including: regrettable or deplorable; unfortunate; sympathy It does not automatically mean to be an apology. In these cases, I am pretty sure users don't see it as one either. I always saw it as more sympathy than an apology. As for telling users what they can do to resolve it, sure but they are not mutually exclusive. You can still say "Sorry, you cannot delete this document when someone else is viewing it".