Please note that if you're planning to buy Signs of (a) Life (and why wouldn't you be planning to do so - unless you've already bought it, of course), the best value is to be found on the FriesenPress website. The book is cheaper to buy here than anywhere else - MUCH cheaper!
Here's the link to save your money with:
http://www.friesenpress.com/bookstore/title/119734000019283065/Liam-Samolis-Signs-of-%28a%29-Life