Podcasts are useful when explaining lengthy information to consumers, however, it does not allow for two-way communication which could potentially harm your social media campaign. However, the portability of is definitely a key benefit. Podcasts can be downloaded onto your computer and transferred over to your mp3 player which can be listened to over and over again at any point. Emphasis on your brand during the podcast can firmly engrave your product name or services into your consumers mind. The audience that listens to podcasts are also increasing—eMarketer projects growth will continue through at least 2013, when there will be 37.6 million people downloading podcasts on a monthly basis. This is more than double the 2008 figure of 17.4 million.