I've been a season pass holder for Mammoth's MVP Season Pass (Mammoth Value Pass) since 2001 and my boyfriend has been a season pass holder since 2005. Every year starting April 1 through April 30, Mammoth starts their season pass sale for the upcoming winter season. Prior to 2005, the MVP pass sale was based on first come, first serve until the maximum number of passes were sold, and it was completely open to the public. This method seemed to work just fine, and the passes would usually sell out within a week or two. i myself would... read full review »