$10 off!

Yes.  Take $10 off the cover price of Systems and Synergy.  Please use the codes listed below when you visit the publisher’s book site.  Notice that the codes match the country from which you are purchasing the book.

Have a great holiday!

Orders from the US (using US $):   GREATGIFT
Orders from UK (using UK £):   GREATGIFT2
Orders from EU (using EU €):   GREATGIFT3
Orders from AU (using AUD $):   GREATGIFT4