Microsoft already has a docking station available for the Surface Pro 3, but it only allows the 12-inch tablet to be used in lanscape mode. Today, as part of its Microsoft Garage program, the company has released files and instructions to create the 3-in-1 Dock, which will turn the current docking station into a portrait VESA-mounted dock for the Surface Pro 3.
Full story from the WindowsCentral blog...