Question: Is membership corporate or at an individual level? 
Answer: Membership is individual. 

Question: Can my colleague use my membership to register for events?
Answer: No.

Question: Is there a group discount for multiple memberships within the same organization?
Answer: No. Given that it is difficult to track movement of individuals, this is not possible. 

Question: Do I become a member of CSC and then each of the Chapters? 
Answer: No. Becoming a member of CSC entitles one to join a Chapter. As a member, one can attend any Chapter event across the country.