#0 - Dec. 8, 2009, 7:43 p.m.
Blizzard Post
During patch days, everyone wants to get updates as soon as possible, and our Technical Support team is here to help you with a special FAQ designed to address any issues which might arise while patching.

FAQ - http://eu.blizzard.com/support/article.xml?articleId=20110

They are there for you by phone and email, and you can access the full support site below – which also includes general assistance on in-game topics and new content.

Technical Support - http://www.wow-europe.com/en/support/technical.html
Full Support Site - http://eu.blizzard.com/support/index.xml?gameId=11&locale=en