Harvard University Press Course Book Program

The following is copied and pasted from an email I received from Harvard University Press.
They are offering desk copies for college professors via the internet. They ask for the shipping and handling of $6 .

HARVARD UNIVERSITY PRESS COURSE BOOK PROGRAM
Dear Scholar,
If you are a college professor, Harvard University Press invites you to review our course books online. The Course Book Program enables faculty to easily evaluate Harvard's paperback titles for course use. After registering, the latest scholarship in your field is available at your fingertips—and at no charge. You are welcome to return to the site at any time for further examination.
A selection of 2007 titles, as well as some backlist favorites, are accessible for viewing via our Course Book Program web page. For ease of browsing, course books are categorized by discipline including American History; Business Education; Literature; Music, Arts, Philosophy; Politics Psychology; Sociology; Science; and World History.
There is also an option to order an examination copy of a select group of paperback titles that are not available to view online. A $6 charge for each title will cover shipping and handling; a maximum of three titles may be requested.
Simply visit www.hup.harvard.edu/educators/ to review the latest scholarship in your field.
Sincerely,Jennifer HarringtonHarvard University Press