When someone stalks another persons online status waiting for the green dot to appear and then forces interaction much to the dismay of the other person.
Nathan: I saw her green dot and IM’d her again. It was 2 am but she was clearly up.
Joyce: stop green dotting people when they wake up to pee, freak!
The act of starting to type a text message such that the recipient sees dots indicating you're typing, but then stopping to type so that the dots go away.
When you switch being very formal with friends and family whilst texting because one of them just got you all upset. You don't want to admit you're upset, so instead you will start using upset dotting technique.
Jeebz: hahaha.. man just chill!
Taweel: I'm chilled. You need to chill. don't ask me to chill. Look at yourself. Trying to hard. Pfff.
Jeebz: I see u r unintentionally upset-dotting ur sentences.. hahaha
Taweel: Yeah. Well. Fuck you.