How Social Media Has Changed Marketing

Part A: The first portion of this assignment is to read the following article: Before and After: How Digital Marketing has Changed How We All do Business. https://smallbusiness.yahoo.com/advisor/digital-marketing-changed-way-business-230015330.html
After reading the article, provide a detailed summary of the article contents regarding how marketing has changed.

Part B: Conduct research to determine the various types of social media. We are familiar with Facebook and Twitter; therefore, these should not be included. Provide a listing (with explanations) of four other types of social media being used for marketing. The article you use must be dated with in the last year. Be sure to include the reference for the article you use. Wikipedia cannot be used.