Adam Jacobs, a Lync MVP, co-manages a London-based UC user group called Microsoft Unified Communications User Group London (MUCUG) with Tom Arbuthnott and Justin Morris; the website can be found at http://mucugl.co.uk.

MUCUG has arranged a gathering on October 20th 2011 at 6pm, at Polycom's Executive Briefing Centre in London.  Full details of the event, including the agenda and location address, can be found at http://mucugl.co.uk/2011/09/mucugl-october-2011-lync-server-and-polycom-conferencing-interop/

You can register for the event at http://mucugl-october-11.eventbrite.com/