Measuring ROI in email marketing can be challenging due to:
Attribution - Determining which interactions or touchpoints led to a conversion can be complex. Data accuracy - Inaccurate data can skew results, making it difficult to draw valid conclusions. Long sales cycles - In industries with extended decision-making processes, tracking direct revenue from emails can be challenging. Customer lifetime value - Considering the long-term value of a customer acquired through email marketing can complicate ROI calculations.