Social Media Marketing is term that describe use of social networks, online communities,blogs,wikis or any other online collaborative media for marketing, sales, public relations and customer service.
Social marketing is a collection of theories that focus on how socially valuable information can be promoted. It is used by social and welfare organizations to help promote or discourage various behaviors. The target audience is identified based on their information need.
Their are so many features of social media marketing like:
Creating Audience Awareness
Targeting the Right Audience
Reinforce the Message
Cultivate Images or Impressions