You rarely "buy a book" in its entirety; instead, you purchase specific permissions.
To purchase the rights to a book, you must identify the current rights holder, negotiate a formal agreement, and execute a legal transfer of ownership. The process varies depending on whether you want to adapt the book into a film, translate it, or take over its publication. 1. Identify the Rights Holder how to buy the rights to a book
If buying the copyright outright, file the transfer with the U.S. Copyright Office to protect your legal standing. You rarely "buy a book" in its entirety;
Look for the copyright symbol (©) and the name listed next to it. negotiate a formal agreement
Never rely on a handshake or email thread. You must execute a formal contract.