Web presentations, academic reports and business presentations can be made with voice recordings. Using different software products and tools we can attach voice recordings in the presentation. The presentation will be more concise and interactive. While playing the presentation, the voice recording is simultaneously explaining the details and information. It is better way of conveying your thoughts and ideas.
Audacity is open source software for recording and editing. This software is free of use, it is consist of essential tools to edit recordings. This software can edit the speed, pitch of the tracks, incorporate fade ins/out and add effect. My friend conducted healthcare seminar, to record the conversation during the event I suggested to use Audacity. Afterwards we edit the recordings to remove extraneous sounds. Audacity can also import existing audio file and play, it can export to MP3 or other audio file and burn to CD. Audacity has manual guide for new users. It is easy to learn and free of cost, try it now.
Below is the basic tutorial that I created.
My Housework 