外企email常见英语缩写

说几个在外企工作跟老外email或者聊天工具中常用的英语缩写： AFAIK：as far as I know
APP： application
ASAP： As soon as possible
ATB：all the best
BTW： by the way
Biz： business
B4：before
CC：carbon copy(抄送)
CUZ： because
FAQ：frequently asked questions
FE： for example
FTF： face to face
FYI： for your information
F2T：free to ...