As a digital marketer, you know the importance of email marketing. But have you ever felt that your efforts are becoming useless, and your email open rates are too low?  

Even though you focus more on designing your email content in a highly optimized manner, your email open rates will not get improved.  

To increase your email open rates, you have to focus more on subject lines. Audience will decide to open the email or not only by seeing the subject line of the email. So, you should focus more on designing the most effective email subject lines for your marketing email to enhance your email open rates. 

This article elaborates on five subject line formulas to boost your email open rates. 

Understanding email open rate optimization 

Email open rate is a metric that helps marketers to measure efficiency of their email campaigns. This email open rate depends on various factors such as quality of the subject line, sender reputation, email sending time and frequency, and choosing the right audience. 

The best email marketing tips include focusing on enhancing the subject line of the email campaigns to attract a greater number of audiences. 

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5 Email marketing subject line formulas 

• Create fear of missing out (FOMO) 

Design your email subject line with the feel of creating urgency and scarcity for the targeted audiences. Use the words like 24 hours, ending soon, hurry up, last day, one day offer and so on. These words will create urgency and scarcity among the audience, making them open the email at the moment they read the subject line. When scarcity and urgency mixed together in a correct way, it enhances the email campaign effectiveness as it contains more high open rate emails. 

• Catchy and personalized subject lines 

As a marketer, try to use catchy and trending subject lines in your email marketing campaigns. These catchy subject lines will attract targeted audiences more quickly. When you use personalized subject lines, it will make them feel that this email is especially designed for addressing their needs and pain points. Without going for second thoughts, they will open your marketing emails, and this strategy will increase your email engagement. So, try to use more catchy and personalized subject lines in your email marketing campaigns to increase your email open rates. 

• Benefit-driven subject line 

In this fast-paced business environment, customers will expect benefits for whatever they do. So, design your email subject lines that express offering benefits for them. Use words such as save 20%, 50% off especially for you, and special discounts for you. When your marketing email creates the feeling that it provides benefits for our targeted audiences, they won’t hesitate to spend time reading your marketing email and understanding that.  

• Make it crisp and clear 

In the busy lifestyle, audiences will not show interest in spending much time in understanding what email is in this. Marketers should design their email subject line as crisp and clear. Make it short as well as it describes the theme of the email clearly. Audience should understand the purpose of the email by just seeing the subject line without spending much time in reading it. It saves their time and creates interest in reading the email. More than the design of the email content, marketers should focus more on designing the subject line. 

• Be mysterious 

Even though it is essential to make the theme of the email clear in the subject line, it is also a trick to keep something secret in it. It creates curiosity among audiences allowing them to open the email to view what is in this email. Make your audience not move without seeing what the email contains. The mysterious subject line makes them think what, why, who, and how even after they scroll down. This mysterious email subject line will help marketers to open all their marketing emails and increase the email engagement rate. 

General tips for effective subject lines 

• Make it simple and clear. 
• Keep it short. 
• Maintain your brand’s tone. 
• Skip spam words in subject line. 
• Convey the theme of the email directly. 
• Use simple words as well as catchy. 
• Personalize your subject line. 
• Utilize AI-powered automation tools for email marketing. 

Conclusion 

Email marketing is the most effective strategy to reach your targeted audiences in the digital marketing environment. Even though you build the most powerful strategies for your email campaigns, the email open rate measures your effectiveness. As most digital marketers use this email marketing as their powerful tool, the subject line of your emails will make a difference. So, concentrate more on designing the subject line of the marketing emails to enhance your email open rates. Use the above-mentioned formulas for crafting your well-designed subject lines to attract more audiences and enhance your email engagement.