You can get some Free Audio Editing software called Mulab DAW — here's a video demonstration:
Mulab DAW Free Audio Editing software
"http://www.recordandplay.org/index.html This is a short demo video showing some of the features of Mulab, a free audio editor."
Many producers are using Cubase, Pro-Tools, Fruity Loops and others for audio editing and the majority of those tools are not free and are in fact somewhat expensive. Here is an opportunity for you to obtain a free audio editing tool for your use as a producer. Please share this to get the word out about Mulabs.