A marketing calendar is crucial for several reasons: - Consistency: Regularly scheduled emails help maintain engagement with your audience. - Organization: It helps you keep track of your campaigns, ensuring nothing falls through the cracks. - Strategy: Allows you to plan and align your email marketing with other marketing activities. - Efficiency: Streamlines the email creation process, saving time and reducing last-minute stress. - Performance Tracking: Enables you to monitor the success of your campaigns and make data-driven decisions.