Zipline is good for small businesses because it streamlines sales processes and provides personalized and branded communication with clients. Zipline offers an all-in-one platform for content management, collaboration, and client engagement, making it easy for small businesses to manage their sales process and outreach strategy. The platform's analytics and tracking features allow small businesses to monitor client interactions and make data-driven decisions, leading to more effective sales and growth. With Zipline, small businesses can benefit from a professional, organized, and efficient sales approach, while still being able to personalize and control the customer experience.