It’s a sunny day!
Some of people are starting to work
today.
I appreciate your hard work.

By the way 

Also today is the TGIF which like 
a HANAKIN we said maybe.
TGIF means Thanks God It’s Friday

So there’s manyAbbreviation .
Another is 

brb.        Be right back 
btw.        By the way 
dunno    Don’t know
IC.           I see
J/K.         Just kidding             etc.

Usually those are using by SNS.

In Japan 
Also use abbreviation for SNS.

So sometimes we are confused 
those word.

Anyway 
Sorry I am not good writer in English 
(>_<)