When is reply to all good to use?

"Reply to all" is good to use when your response is relevant to everyone included in the email thread, such as when you need to provide information, updates, or clarification that affects all recipients. It helps maintain transparency and keeps everyone in the loop. However, it should be avoided in situations where the response is only pertinent to the sender or a few individuals, to prevent cluttering inboxes. Always consider if your message adds value to the entire group before using this feature.