Under Member Peaks page at DVCmember.com there is a pdf entitled
Special Member Privileges at the Walt Disney World® Resort
JulyDecember 2012 (pdf)
http://advc.disney.go.com/media/dvc/languagespecific/eng/member/justformembers/perks/PortablePerks-WDW-062512.pdf
TIW is listed on the top...