Help ensure your emails
hit the inbox
Stop guessing why your messages end up in spam. Follow this 26-point checklist to achieve technical compliance, enhanced sender reputation, and delivery success.
Content
Personalize
TL;DR
- Personalized and segmented messaging improves relevance and performance.
- Use responsible personalization based on consented, accurate subscriber data.
Organizations should personalize email communications wherever feasible rather than sending identical messages to all recipients. Even modest levels of personalization — such as addressing recipients by name, referencing previous interactions, or acknowledging stated preferences — can significantly improve engagement and reinforce the legitimacy of communications.
Personalized content demonstrates that messages are being sent intentionally and responsibly, rather than as indiscriminate bulk mail. Mailbox providers and filtering systems increasingly evaluate message similarity and engagement patterns when assessing sender quality. Large volumes of identical, untargeted messages are more likely to be associated with unsolicited or low-value campaigns and may attract increased filtering.
Effective personalization increases message relevance, leading to higher open, click-through, and response rates. Improved engagement metrics, in turn, contribute positively to sender reputation and long-term inbox placement.
Where appropriate and lawful, organizations should use segmentation strategies to group recipients based on behaviour, preferences, subscription history, or declared interests. Targeted messaging enables more precise alignment between content and recipient expectations and reduces the risk of fatigue or disengagement.
Best practice personalization and segmentation frameworks should include:
Personalization practices must always comply with applicable data protection and privacy requirements. Data should be collected, stored, and used responsibly, and recipients should be informed about how their information is used to tailor communications.
By implementing thoughtful personalization and segmentation strategies, organizations enhance message relevance, strengthen recipient trust, improve engagement performance, and reduce the likelihood of spam classification.
Personalized content demonstrates that messages are being sent intentionally and responsibly, rather than as indiscriminate bulk mail. Mailbox providers and filtering systems increasingly evaluate message similarity and engagement patterns when assessing sender quality. Large volumes of identical, untargeted messages are more likely to be associated with unsolicited or low-value campaigns and may attract increased filtering.
Effective personalization increases message relevance, leading to higher open, click-through, and response rates. Improved engagement metrics, in turn, contribute positively to sender reputation and long-term inbox placement.
Where appropriate and lawful, organizations should use segmentation strategies to group recipients based on behaviour, preferences, subscription history, or declared interests. Targeted messaging enables more precise alignment between content and recipient expectations and reduces the risk of fatigue or disengagement.
Best practice personalization and segmentation frameworks should include:
- Use of accurate and up-to-date subscriber data
- Respect for consent and data minimization principles
- Transparent use of personal information
- Clear preference management options
- Regular review of segmentation effectiveness
Personalization practices must always comply with applicable data protection and privacy requirements. Data should be collected, stored, and used responsibly, and recipients should be informed about how their information is used to tailor communications.
By implementing thoughtful personalization and segmentation strategies, organizations enhance message relevance, strengthen recipient trust, improve engagement performance, and reduce the likelihood of spam classification.