How can you use audacity?

Audacity is a free open source program that you can make and edit sound effects. Here's how you use it: 1.record a sound on your microphone 2. Edit the sound. 3. Export the sound as an mp3 or wav. 4. Upload it to the internet . Here are some examples:http://www.freesound.org/usersViewSingle.php?id=718003