The number of people interested in podcasting is growing: 15 million adults have recently downloaded a podcast of some sort according to Nielsen/Net Ratings. The estimate is 56 million by 2010. This means that there is a great opportunity for podcast marketing, and it is coming at a time when RSS technology makes it easy to distribute podcasts. Here are some of the advantages to podcast marketing:

• Very low cost
• Targeted, yet wide, RSS distribution opportunities
• Attracts search engine traffic
• Regular podcast programming can draw a repeat audience