While email content related to cannabis or alcohol is not automatically blacklisted, its impact on deliverability is complex and depends heavily on factors beyond just the keywords themselves. Sender reputation, recipient engagement, ESP policies, and compliance with regulations play critical roles. Some ESPs and mailbox providers are more sensitive to these topics due to their association with spam or regulated industries. Building trust through permission-based marketing, high-quality content, and adherence to best practices is essential for avoiding spam filters and ensuring emails reach the intended recipients.
13 marketer opinions
While email content about alcohol or cannabis may not be automatically blocked by spam filters, it can increase the risk of emails being flagged as spam. Several factors influence this, including sender reputation, recipient engagement, the promotional nature of the content, and adherence to ESP policies. Some ESPs are more sensitive to these topics, and mailbox providers like Hotmail and Outlook may apply stricter filtering. Building a good sending reputation, obtaining explicit consent from subscribers, and following best practices are essential to ensure deliverability.
Marketer view
Email marketer from SparkPost shares that focusing on sender reputation and permission-based marketing is more important than specific keywords. If you are sending to a permission-based list the topic will have very little impact on deliverability.
6 Jan 2025 - SparkPost
Marketer view
Email marketer from Validity shares the key to deliverability is trust with recipient ISPs and subscribers. Trust is built through consistent, high-quality email programs and permission-based sending.
1 Mar 2025 - Validity
2 expert opinions
Both experts emphasize that sender reputation and subscriber engagement are more critical than simply avoiding keywords related to cannabis or alcohol. Building a good sending reputation and focusing on relevance and permission are key to avoiding spam filters. While specific keywords may not trigger filters directly, caution is advised when promoting these types of products, as some ISPs treat these categories with scrutiny.
Expert view
Expert from Spam Resource explains that factors such as sender reputation, authentication, and list hygiene are more important than just keywords. The site does not explicitly mention that cannabis or alcohol are on any specific block list but advises caution if promoting those types of products as some ISPs do treat those categories with scrutiny.
20 Jun 2021 - Spam Resource
Expert view
Expert from Word to the Wise explains that focusing on building a good sending reputation and engaging subscribers is key. They suggest that while certain topics might be riskier, focusing on relevance and permission is more important than avoiding specific keywords related to cannabis or alcohol.
21 May 2022 - Word to the Wise
4 technical articles
The documentation suggests that while content directly related to cannabis or alcohol isn't automatically blacklisted, adherence to email standards, user consent, and compliance with regulations are critical for avoiding spam filters. Misleading language, aggressive marketing, and targeting regions where such content is illegal can increase the risk of being flagged as spam. Maintaining a good sender reputation and avoiding topics commonly associated with spam campaigns are also crucial.
Technical article
Documentation from Spamhaus explains that avoiding certain topics that are commonly associated with spam campaigns, such as unregulated goods, is critical. While alcohol or cannabis itself isn't directly blacklisted, its promotion requires careful management of sender reputation and compliance with local regulations.
17 Jan 2023 - Spamhaus
Technical article
Documentation from RFC 5322 explains that email content should adhere to certain standards to avoid being flagged as spam. Although it does not specifically prohibit any keywords, using sensational or misleading language, or content related to regulated items, increases the chances of being marked as unsolicited bulk email.
28 Jan 2024 - RFC 5322
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