Book by Mark Silver titled "ChatGPT For Cash Flow: 10 Easy Ways To Unlock The Power Of AI To Build A Side Hustle Empire & Make Money Online Fast,". This non-financial advice book is designed to be an educational guide, detailing ten different side hustles that individuals can pursue using the artificial intelligence tool ChatGPT. The book extensively covers each side hustle, such as blog writing, social media management, and virtual assistance, outlining the potential earnings, how ChatGPT can assist with tasks, and strategies for finding clients and maximizing income. Furthermore, the book includes a comprehensive list of essential prompts for each of the ten side hustles, demonstrating practical applications of the AI for users looking to capitalize on the gig economy.