You can run A/B tests for all types of email campaigns, including those built using predesigned templates. Moreover, we highly recommend you do that. Continuous A/B testing is a fast and most effective way to improve crucial email marketing metrics like open and click-through rates. Here are some best practices of email subject lines that you should consider for your birthday emails: You don’t need to be a professional designer to send amazing-looking birthday emails. Start with a pre-designed email template and then use a drag-and-drop builder to customize it. Absolutely! When it comes to engagement metrics, birthday emails are the party animals of the email marketing world. In fact, according to Experian, birthday emails generate “179% more clicks, 481% more transactions, and 342% more revenue per email.”Our educated hypothesis is that everyone loves a little extra attention on their birthday, and when brands deliver that in the form of tailored offers and heartfelt messages, subscribers are more likely to engage (and buy)!