Open mailbox with lowered flag

This emoji is not particularly popular, but it is gaining some traction in recent years. It is most commonly used by younger generations, especially those in their teens and twenties. It is most commonly used on Twitter, Instagram, and Snapchat, as well as other social media platforms.

This emoji is not considered to be rude, but it can be used in a sarcastic or humorous way.

The history of this emoji is relatively recent. It was first introduced in 2010 as part of Unicode 6.0 and was added to Emoji 1.0 in 2015. It is used to represent sending or receiving mail or messages, but it can also be used to represent a place of refuge or a safe space. It can also be used to represent communication or connection.