- New user FAQs
What is Twitter?
Twitter is a service for friends, family, and coworkers to communicate and stay connected
through the exchange of quick, frequent messages.
- It also just so happens that 280 characters is the perfect
length for sending status updates via text message.
- Set up your email preferences to
notify you when you have a new follower.
- Please note that if your Tweets are
protected, users who are not following you will not see your replies or mentions.
- To view more, you can download your Twitter Archive and
browse a snapshot of your Twitter information, starting with your first Tweet.
Twitter - New user FAQs 
