If you're experiencing a technical issue, please email us at firstname.lastname@example.org and we'll be happy to help you.
If you're having trouble figuring out how to do something, you can try searching our manual.
If your question is general in nature, you can join the Leanpub Authors Google Group so that other Leanpub authors can benefit from your question being answered. You can also search there to see if your question has already been asked by another author. If you'd rather not join the group, then you can still email us at email@example.com with any question you have.