Audio conferencing software normalizes audio, video, and file sharing applications. In other words, this software allows everyone participating in a virtual meeting to see each other hear each other, and work on the same projects together. This last attribute of audio conferencing software is often called collaborative software (formerly known as groupware.) For example, if there is a diagram on the television or computer screen that everyone can see, it is possible for everyone to make marks on the document using a special whiteboard-and-pen program. This brings everyone together in as