Typically, the more information you provide to potential readers, the more books you'll sell!
Here is a list of things we recommend you do before publishing a Leanpub for the first time.
If you have not published your book yet, you can see the "Pre-Flight" list on your book's Publish page by going here:
...making sure to replace YOUR_BOOK with your book's unique web address.
On that page, you'll see the "Pre-Flight" Publish Checklist with helpful links:
You can set your book's Minimum and Suggested prices here:
You may also want to read our article Tips for Self-Publishing and Selling Books Using Leanpub.
When you're ready, go back to the Publish page for your book, scroll to the bottom, and click the "Publish Book" button: