Historical clue formulations

• Salutation for a mass email — 2025-09-19
• "Greetings, everybody!" — 2024-09-23
• Meeting greeting — 2024-08-23
• "What's up, everyone!" — 2022-10-16
• Friendly start to a group email — 2022-07-15
• Group email greeting — 2022-04-10
• Group email opener — 2019-03-23