No, Leanpub ebooks are intended only for individual use. Also, copyright rules must be respected.

If you want to contact a Leanpub author and ask their permission to do something with their book, you can contact them by following these instructions:

http://help.leanpub.com/en/articles/3852119-how-can-i-contact-a-leanpub-author

We understand that sometimes people feel like this does not apply to free books, but it does apply to free books.