Email Marketing Best Practices

Definition

Email marketing best practices are the industry-standard techniques that research and testing have proven to improve performance. They cover every stage of the email lifecycle: list building, content creation, design, sending, deliverability, and analysis. While best practices evolve as technology and subscriber expectations change, core principles — such as obtaining permission, providing value, and respecting subscriber preferences — remain constant.

Key Best Practices

• Permission: Only send to subscribers who have explicitly opted in. Purchased or scraped lists damage deliverability and violate privacy regulations.
• Value: Every email should provide genuine value to the recipient, whether it is educational content, a useful offer, or important account information.
• Consistency: Maintain a predictable sending schedule so subscribers know when to expect your emails.
• Segmentation: Send different content to different subscriber groups based on behaviour, preferences, and demographics.
• Testing: Regularly A/B test subject lines, content, and send times to continuously improve performance.
• Mobile optimization: Ensure emails render correctly on mobile devices since 50-70% of opens occur on phones.
• List hygiene: Remove inactive subscribers and hard bounces regularly to maintain list health and deliverability.