A subject line the line of text that appears at the top of an email and serves as a brief summary of the email’s content. It’s the first thing a recipient sees when they receive your email, and it should give them an idea of what to expect when they open it.
A strong Subject Line is clear, concise, and compelling, and it should entice the recipient to open and read the email. In addition, a well-crafted Subject Line can help improve email open rates, engagement, and conversion rates.