BTW is an expression in English that means by the way.The BTW is a form of contact, that is widely used on the Internet, to facilitate communication between people, especially among young people.It is very popular on the Internet, especially in instant messaging and social networking programs.
Your hair is beautiful! Btw, I need to go to the hairdresser too.
I need to pack for the trip.”
– By the way , will you stay at the hotel that I recommend?
The expression is also used by a participant when you want to introduce a new topic in the conversation.
Example: By the way , how many days until delivery of your new project?
BTW is in the group of acronyms that are often used as slang in online social networks, such as LOL, LMAO, ASAP, FTW, FYI, OMG, among other.However, the use of btw is only acceptable in informal communications (among friends or family). In exchange for formal or professional messages, it is not advisable to use them.