This can be completed via MSN, Texting, iChat, etc.
Yell Typing commonly occurs when dumb sluts do not finish, or complete a task and/or request. Commonly occurs in large group when completing such task and/or projects.
Best use of the term:
WHY ARE YOU NOT DOING YOUR FUCKING WORK. ARE YOU THAT FUCKING STUPID THAT YOU CAN'T DO WHAT IS ASKED OF YOU. I HOPE YOU FAIL YOU RED HEADED WHORE. STOP WRITING FURRY LITTLE FRIENDS!!!!