To measure the success of your customer list, monitor these key metrics:
Open Rate: The percentage of recipients who open your email. Click-Through Rate (CTR): The percentage of recipients who click on links within your email. Conversion Rate: The percentage of recipients who take a desired action, such as making a purchase. Bounce Rate: The percentage of emails that could not be delivered to the recipient's inbox. Unsubscribe Rate: The percentage of recipients who opt out from your mailing list.