Druchii.net

I'll keep it simple. All the FAQs for this edition of Warhammer can be found here:

http://www.blacklibrary.com/faqs-and-errata.html

They cover all the supported armies and the main rulebook.

Please make sure you consult the rulebook and FAQs before posting a question.

Black Library FAQ provide now some translations:
Other Languages:
French (done, including a DE erratum dated July 2014 with few typos)
German (same)
Spanish - Coming Soon
Italian - Coming Soon