Skype for Business
Many will agree that choosing the right tool for the job is the key to success, and although software video conferencing will not replace purpose-designed end-points in a professional boardroom environment, when it comes to personal video conferencing, Skype is that tool.
When Microsoft acquired Skype in 2011, they said that Skype was a communications tool for outside the firewall, and that Microsoft Lync was the software video conferencing solution for inside the firewall.