The glossary below defines common terms and acronyms used in Klaviyo analytics and data offerings.

Klaviyo tracks when a customer opens or clicks an email using a clear pixel. By default, the pixel is located at the bottom of your emails but you can adjust its placement. If you send very large messages, then choosing to have this pixel at the top of your emails instead of the bottom can improve open tracking that is otherwise cut or clipped by some inbox

Learn where to find th e Initial Source property on a profile (i.e., the How They Found You section of a profile) and understand how it tracks when a person first comes into contact with your brand.

Learn how conversion tracking works for email, SMS, and mobile push messaging and how to edit these settings. For each campaign and flow sent, Klaviyo automatically tracks conversions. This allows you to analyze the performance of your marketing channels and their individual success.