People may use omission shorten down a sentence and get a point across. Using contractions or omission may also show a relationship between two people. If you are using omission ou are most likely friends as you would not text to someone like that. For example,
“Cookies for ur trouble”
The ur is making it easier to type while also being a discussion between a group of friends.
Acronyms are very similar but are used to shorten down phrases. For example”Cba” means can’t be asked. It is used for shortening down sentences and also could link sentences better.
React!