Google announced they are now offering 24 hour support, Monday through Friday, via social media channels. Specifically, you can access the AdWords support on Twitter, G+, Facebook, and YouTube by using the hashtag #AskAdWords.
So whichever your favorite social media home is, be it Twitter, Facebook, maybe on YouTube and heck, even Google+, you can ask your question about AdWords, append #AskAdWords and you should get a response 24 hours during the workday week.
Here is the tweet announcing it:
We're now offering support through our English AdWords Twitter, G+, Facebook, and YouTube pages 24 hours a day, Monday - Friday! #AskAdWords— Google AdWords (@adwords) February 11, 2016
Forum discussion at Twitter.