BTW means ...when you write...
By the way-Esta expresión significa "a propósito"
When you write BRB means...
Be right back-Se traduce por vuelvo enseguida.
G2G means if you abbreviate it...
Got to go -Se utiliza para decir, te dejo, me tengo que ir.
TL;DR means in a text message...
Too long; didn’t read. Demasiado largo no lo leí.
