Here is a 1-paragraph summary of the text: Managing multiple email marketing tools can be a daunting task, especially when it comes to keeping subscribers and unsubscribers updated across different platforms. Zapier offers a solution by providing workflow automation software that integrates with thousands of apps, allowing users to create automated workflows to streamline their email marketing process. By setting up Zaps to sync subscribers and unsubscribers across multiple platforms, businesses can avoid costly mistakes, such as GDPR violations and negative press, and ensure their email campaigns are delivered efficiently and effectively.