Expand the description and view the text of the steps for this how-to video. Check out Howcast for other do-it-yourself videos from TwitterVideos and more videos in the Blogs and Podcasts category. You can contribute too! Create your own DIY guide at www.howcast.com or produce your own Howcast spots with the Howcast Filmmakers Program at www.howcast.com With Twitter you have the potential to reach millions of users instantly. Use it to issue public safety alerts, broadcast real-time news developments, inform constituents, or solicit feedback. It's free and easy to use -- here's how to get started. To complete this How-To you will need: A computer with internet access Mobile internet access Texting capabilities A computer with internet access Mobile internet access Texting capabilities Step 1: Create an account. Go to Twitter.com and click the green "Get Started" button to join. Enter your name, user name, password, and email address, and you're good to go. Step 2: Decide what you want to say. In general, Twitter messages, or "tweets," answer the question, "What are you doing right now?" But you can also post a link, express an opinion or reaction, or pose a question. Tip: Twitter keeps things short and sweet: Messages can be no longer than 140 characters. Step 3: On the home page, type your message into the box at the top of the screen and hit "Update." Congratulations! You've posted your first tweet! Tip: If your tweet is intended for one user in particular, type the ...