A/B testing: Screening diverse versions of the email (like subject matter strains) to discover which performs superior Segmentation: Dividing your email list according to attributes like conduct, location, or demographics The email preheader (or preview text) is the snippet of textual content that seems following the email subject line for https://candy-crane-house13221.wikiadvocate.com/79870/the_best_side_of_email_marketing_free