Crush It!: Why NOW Is the Time to Cash In on Your Passion is a business and entrepreneurship guide by Gary Vaynerchuk that explains how to turn personal passions and interests into profitable businesses. The book focuses on using the internet, social media, personal branding and online content to build an audience and create business opportunities.

Vaynerchuk presents a practical approach to building a personal brand, creating valuable content, choosing the right online platforms, developing a community and monetizing an audience. The book emphasizes passion, authenticity, hard work and long-term brand building.