Rock Your Social Media Course is closed. Course Information Difficulty: Beginner Categories: Social Media Tags: benefiting from twitter, best social media practices, best times to post to social media, free social media class, free social media course, how to use facebook for your business, how to use social media, social media, use social media strategically Course Instructor Holly McCaig Author Enrollment in this course closed on 06/08/2017. Rock Your Social Media Rock Your Social Media Slides Lesson 3: Testimonial