1. Segmentation and Personalization: Ensure your email content is relevant to the recipient by using [segmentation](#) and [personalization](#) techniques. This reduces the chances of your emails being marked as spam. 2. Transparency: Be transparent about what kind of content recipients can expect when they subscribe to your email list. 3. Data Security: Invest in robust data security measures to protect your subscriber list from breaches. 4. Clear Unsubscribe Options: Make it easy for recipients to unsubscribe if they no longer wish to receive your emails. This can prevent them from marking your emails as spam. 5. Monitor Feedback: Regularly monitor feedback and complaints to quickly address any issues that may arise.