This document discusses selling special interest travel and some key points: - Special interest travel that focuses on a particular activity or hobby is growing in popularity, especially adventure and active travel. - Baby boomers desire more active tours and flexibility in small groups rather than pre-packaged bus trips. They want to experience destinations through their interests. - Selling special interest travel can benefit agencies by creating an identity in the market, generating loyal clients through specialized knowledge, and being easier to promote. However, it also presents challenges such as requiring more labor, time to develop niche markets, and expertise in new areas.