Keeping all members of a project team informed.
When a group email asks for a headcount or confirmation from all recipients. The Dangers of Misusing "Reply All" Reply ↓
A simple "Thank you" or "Received" that doesn't need to be seen by everyone. When to Use "Reply All" Keeping all members of a project team informed
Correcting a fact, date, or deadline that affects everyone’s schedule. or deadline that affects everyone’s schedule.