When you want to hint at official emails or that carefully crafted Outlook signature, these emojis do the trick. Use 📜✉️📧 in a business chat to signal a formal message or drop 🖋️📩📜 when discussing document sign-offs. In team chats, 🖊️📩📄 nails the vibe of sending something polished, while 📩📧🖋️ works well when you’re reminding someone to check their inbox for that important note.