I am the copyright owner and author of the commercial book "Rebuilding Rails". I sell it at rebuilding-rails.com. It is not open source. I have read the GitHub Guide to Submitting a DMCA Takedown Notice. Each of the following repositories consists only of a PDF of the commercial version of Rebuilding Rails, and should be removed: https://github.com/CodeGanesha/Rebuilding-Rails https://github.com/truonglvx/Rebuilding-Rails I have no contact information for these users. I have a good faith belief that use of the copyrighted materials described above on the infringing web pages is not authorized by the copyright owner, or its agent, or the law. I have taken fair use into consideration. I swear, under penalty of perjury, that the information in this notification is accurate and that I am the copyright owner, or am authorized to act on behalf of the owner, of an exclusive right that is allegedly infringed. My phone number is [private]. My physical address is [private]. Please type your full legal name below to sign this request: [private]