Incorporating career-specific vocabulary and contexts, each unit offers step-by-step instruction that immerses students in the four key language components: reading, listening, speaking, and writing. Career Paths: Social Media Marketing addresses topicsincluding types of online communication, social media in journalism, social media in public relations, social media in advertising and marketing, and the cultural impace of social media.The series is organized into three levels of difficulty and offers over 400 vocabulary terms and phrases. Every unit includes a test of reading comprehension, vocabulary, and listening skills, and leads students through written and oral production.