read our e-books, you need Adobe Acrobat or its free Reader (you can get one
from here). Once you have installed it,
download and install one of our free security plug-in for to unlock the books
that you have purchased
If you have not done it already and if your have either PC or Mac, please click here to install now free security plug-in from FileOpen.
For Linux, click here and choose either "Open" or "Run".