Twitter would definitely help you build traffic. Twitter is a micro blogging service that allows people to share what they are doing at any given time in 140 characters or less. Many people will use twitter to let the community know that they’ve updated their blog. There are automated ways to do that or you can do it manually.
I agree with above informative information and moreover,its a good social medial network to get new friends and group chat and communities too and moreover its well useful for students to learn a lot..