Thanks for your comments on the book. At least 2 of your errors are already listed on the book's errata page at wrox.com. The direct link is:
All Wrox titles have download pages as well as errata pages, and we appreciate our community pointing out where mistakes may have been made.
I've asked the authors to look at the others you are suggesting, and we will get them verified and posted ASAP.
Although we appreciate your posting the possible errors here, the best way to notify us is to use the Errata Form located at the link above, so we can log them, get them verified by the author, post the correction, and get them into the next printing of the book.
Thanks for being a Wrox reader and active member of the P2P Community.