Data Collection: Gather data from various sources such as web analytics, customer surveys, social media insights, and CRM systems. Segmentation: Segment your audience based on common characteristics like demographics, purchase history, and online behavior. Persona Development: Develop detailed personas by combining quantitative data with qualitative insights. Give each persona a name, demographic details, and a backstory. Validation: Validate your personas with real customers to ensure accuracy. Implementation: Use these personas to guide your email marketing strategy, from content creation to targeting and personalization.