If you sell ebooks, training materials, reports, manuals, or other PDF files online, you may want to protect your PDF without making the customer deal with a complicated login process. A common problem is this: How can I send a
How to Protect a Medical Textbook PDF and Give Buyers Temporary Online Access
A medical publisher may need to give customers digital access to a textbook before the printed book is ready. For example, a publisher may sell a printed medical textbook to students. While the book is being printed and shipped, the