You can find more information about contacting Leanpub at https://leanpub.com/contact.
When you email us at email@example.com about a problem, it really helps if you provide as much detail as possible. Please note we're not suggesting this so we can get out of doing some work for you! It's just so we can help you get a solution as quickly as possible.
Here are some things that can help you get a quicker solution:
If you are seeing an error message on Leanpub, please share that error message with us
If you are seeing a problem on Leanpub, please share a screenshot of what you are seeing
If you have a Leanpub account, please email us from the email address associated with your Leanpub account (we can't talk about someone's account unless we know it's really them that we're talking with)
Our team typically replies to emails on weekdays during normal working hours, Pacific Time.