The do’s and don’ts of chat communication (or how to mess up texting): https://threema.com/bp/unwritten-chat-rules
The Unwritten Rules of Chat Communication

Do you think instant messaging is the same as any other form of written communication? Think again. Over time, various unwritten rules have emerged that need to be observed if you want to get your chat message across correctly. We have compiled a few of these rules of etiquette in this (not-quite-serious) blog post.

Threema
@threemaapp k. πŸ˜… πŸ˜…πŸ˜…πŸ˜…πŸ˜…πŸ˜…πŸ˜…πŸ˜…
@threemaapp If they don't like my use of punctuation, they can just STFUaBO!
@threemaapp
Ist es noch taktvoll oder eher schon provokativ diese guten Regeln in eine Gruppe zu senden, in der die Benimmregeln i.d.R missachtet werden? Bin mit meiner Ehrlichkeit da eher schmerzfrei bis der Arzt kommt. πŸ˜†
@threemaapp I love this β€œguide”! At first I mistook it for being serous, but once I realized, it was hilarious. πŸ˜†