data mining on Social Media: Facebook, Twitter, etc.

this is a group paper about data mining (big data), social media is a part of the paper. Please write the social media part of paper as a group work. Have any questions you can feel free to contact me.

professor requirement:
1. Clearly States the Ethical Dilemma/situation
2. Identifies the Stakeholders Involved in the ethical Issue
3. Presentation of opposing views and/or actions, and evaluation of them using course content
4. Organization
5. Grammar and Spelling
6. References

roughly outline from meeting
Social Media: Facebook, Twitter, etc.
-Advertisement
-Sales
-Collection of data through social media
-Tracks sites visited
-Knows the personal preferences though like button
-Topic data
-Mentions/ Product Reviews posted to social media