I thought this was an interesting insight into the differences and value of a Facebook “like” vs. acquiring a fan’s email address. Give a look here and let me know what you think. While I love using Facebook as a marketing tool to spread word, the only way to ensure you have a shot at grabbing a fan’s attention is through an email message and call to action. I preach that to all my artists. Build up that list as there’s a long lasting value in it that can be rewarding for years to come.