Zapier's automated workflows can connect MailerLite with other business-critical tools, allowing users to automate tasks such as adding subscribers from forms, connecting Google Sheets, and engaging subscribers with follow-up messaging. The process involves choosing a pre-made workflow template, selecting the relevant integration (MailerLite or MailerLite Classic), and configuring the automation settings. This streamlines the email marketing process, enhances efficiency, and effectiveness, ultimately helping businesses to maintain a healthy list of incoming leads and nurture them into customers.