BrowZine offers excellent customer support.
You can e-mail them at firstname.lastname@example.org and they can help you troubleshoot any issues you encounter.
They have an FAQ to support BrowZine users.
They welcome feedback! Click on "Give Feedback". They are very responsive to user needs and are constantly updating the tool to make it better.
Third Iron is always adding new features, publishers, etc. to BrowZine. Follow them on Twitter to get the latest updates.