68 WebNOTE: For detailed information on using Facebook, visit facebook.com/help.TwitterTwitter is a social networking service application that lets you view shortmessages called Tweets posted by Twitter users. You can also post your ownTweets for others to read.To sign in to Twitter1 To use Twitter, you need to create a Twitter account if you do not have one.Touch Sign up now and follow the instructions to proceed.2 To sign in to Twitter, type your user name or e-mail address and yourpassword, and then touch Sign in.3 Choose the contacts you want to sync to your Twitter account, then touchthe Done button.