For SOPA Info.
Per the Cessna Pilots Association (CPA) web site, the Cessna 337 Skymaster Systems and Procedures Course is 13-15 May 2011 at Santa Maria, CA ($530 for CPA member/$585 for non-Member).
For Additional info:
http://www.cessna.org/courses/schedule.html
http://www.cessna.org/courses/sandp.html
http://www.cessna.org/courses/337%20...%20mailing.pdf
William (Bill) Freestone