To maximize their effectiveness, color cases should be printed in color. In late 2010, Silicon Valley-based Chegg, the leading online college textbook rental company, is scaling rapidly. The case recounts Chegg's history from its origins as a distant competitor to Craigslist in college classified listings through a pivot into textbook rental followed by a period of explosive growth. Resulting challenges in scaling warehouse operations, customer service, and information technology are described, along with efforts to professionalize sourcing/pricing and product management functions. The case closes with questions about how Chegg should respond to the pending transition from printed textbooks to electronic textbooks.