In promotional management (Marketing):

1. what are the primary factors/characteristics separating social media marketing from marketing using a more traditional channel (such as TV, radio, or print)?
2. Do the underlying premises of concepts (for example, segmenting and target marketing, setting promotional objectives, and budgeting) change when comparing social media decisions to traditional media decisions? If so, how?
3. What commonalities, if any, do these two major types of media share?
4. What opportunities and threats do you foresee social media marketers facing in the near (and distant) future?