I believe Buckeye is talking about his sail and sign card. Golds cards for 2-9 cruises and platinum for 10 and up.
I'm glad to hear there are some perks offered for these cards. We are platinum, but only got a few "glad to have you back"comments.
CarnivalSensation February 2015
Carnival Dream November 2015
Carnival Fascination April 2014
Carnival Elation March 2011
Carnival Imagination Sept 2007
Carnival Sensation Dec 2006
RCI Sovereign of the Seas Sept 2006
Carnival Miracle Sept 2005
Carnival Glory Sept 2004
Carnival Fantasy Jan 2004