Open Rate
The percentage of email recipients who open a particular email. A key metric in email marketing.
Click-Through Rate (CTR)
The percentage of email recipients who click on one or more links in the email. Vital for measuring engagement.
Bounce Rate
The percentage of emails that cannot be delivered to the recipient's inbox. Important for maintaining list quality.
Segmentation
The process of dividing an email list into smaller segments based on certain criteria to enhance targeting.
A/B Testing
A method of comparing two versions of an email to see which performs better in terms of opens or clicks.