Imagine Canada has released Bill C-470 Twelve Frequently Asked Questions and Bill C-470 Supplementary Questions and Answers.  Both are good documents and worth reading.

Bill C-470
TWELVE FREQUENTLY ASKED QUESTIONS
http://www.imaginecanada.ca/files/www/en/publicpolicy/c-470_top12_qanda_14052010.pdf

http://www.imaginecanada.ca/files/www/en/publicpolicy/c-470_sup_qanda_14052010.pdf
Bill C-470
SUPPLEMENTARY QUESTIONS AND ANSWERS

 

As well here are talking points from a different organization called the Association of Fundraising Professionals http://www.afpnet.org/files/ContentDocuments/C470talkingpoints_May2010.pdf