What software do you use for real time remote collaboration?
AdamHunter: Another option you may want to check out is expresswayvideo.com.  This is flash-based video, audio and text chat software.  The interface is made in Adobe Flex, which makes it different than some of the other options listed on this blog.  Another nice thing about it is you can buy the license outright, so it is ideal if you are starting a video chat business yourself, or just want to install it on your website with no usage restrictions.