The golden rule of comics – and when to break it (http://www.creativebloq.com/comics/golden-rule-comics-and-when-break-it-111413395)
I have to say PJ is a mine of useful tips for using Manga Studio.
Also if you visit his blog Dial H for Holden that is also chock full of hints and tips as well. I have picked up quite a few ideas and ways to improve my work flow from reading these. (I still cant draw mind!) ;)