Instiller Logo Email Marketing Glossary - Instiller

With so many email marketing key trends it can be almost impossible to stay up to date with what each one means. Here's our glossary of the most important email marketing terms along with a short definition for each one.

Key Performance Indicators

Also known as: KPIs

A Key Performance Indicator, or KPI, is a quantifiable measure used to evaluate success in meeting objectives. In email marketing, the most common KPIs are open rate, click-through rate, click-to-open rate, bounce rate, delivery rate, complaint rate, opt-out rate, conversion rate and return on investment.