The key to A/B split testing in email is patience. Wait as long as you can to analyze results and you're more likely to get a true picture of what will happen when you roll out your eventual email campaign.
If you’ve been in email marketing for any length of time, you’ll know the stomach-churning panic of sending an email to the wrong segment of customers. How many complaints will we get? How many unsubscribes? Will we lose revenue? Was it my fault?
Sky News Producer and Data Directive litigation Troll Roddy Mansfield has apparently won his 3rd 'victory' against a brand - in this case John Lewis, who (soft) opted-him-in for marketing by using a pre-ticked consent box after he had registered his details with John Lewis' website.