Downloads are managed in a locked area. You pick a username and password to access the area. You can download any (or all) of the 16 e-books* at any time you want. Plus you can download titles added in the future. Unlimited, permanent access to the download area is available for a one-time payment of $20.

* Note: many internet publishers charge as much as $8-$20 per title, making these collective downloads at minimum a value of about $128. We've seen them offered together for as much as $320.