Julia Boorstin of CNBC recently reported that ticket prices for sporting events rose 4.3% from January '07 to January '08 (on par with inflation). As professional sports organizations continue to charge their fans higher tags for admission, they are looking for new ways to show their existing and prospective fanbase incremental value. But who are the leaders when it comes to retaining ticket holders? Which teams are being the most proactive, strategic thinkers?

Read here to find out which teams have created unique season ticket renewal programs.