Describe the promotional methods used to market products or services on its social networking site

Each group will identify a company of interest that engages in corporate social networking. Students are encouraged to select companies with social networking sites that they have personally used in the past. The company may be public or private, for-profit or non-profit, and provide goods or services.

The company chosen is Amazon so the question must focus on Amazon.  Needs to be approximately 300 words with references

Describe the promotional methods that the company uses to market products or services on its social networking site.