Improving email deliverability for large emails with many images and links, particularly when experiencing high spam complaint rates, requires a holistic approach. While email size and link count are not primary drivers of deliverability issues, focusing on sender reputation is crucial. This involves implementing and maintaining email authentication (SPF, DKIM, DMARC), diligently managing subscriber lists with clear opt-in processes and easy unsubscribe options, segmenting lists to target engaged subscribers, and using feedback loops to address spam complaints. Monitoring sender reputation, adhering to bulk sender guidelines from ISPs like Google and Microsoft, optimizing email content for different devices, and utilizing a reputable ESP are also vital. Employing dedicated IPs for high-volume sending and regularly validating email lists further enhance deliverability.
9 marketer opinions
To improve email deliverability for large emails with many images and links when experiencing high spam complaint rates, a multi-faceted approach is needed. This includes segmenting email lists to target engaged subscribers, improving sender reputation through authentication (SPF, DKIM, DMARC) and consistent sending volume, optimizing email content (image sizes, concise language, mobile-friendliness), regular list cleaning, creating engaging content, checking sender scores, running inbox placement tests, and potentially using a dedicated IP address.
Marketer view
Email marketer from Stack Overflow suggests using a dedicated IP address for sending emails if you're sending a high volume of emails to isolate your reputation from other senders, which could be influencing your deliverability rates.
18 Sep 2022 - Stack Overflow
Marketer view
Email marketer from Email on Acid shares that optimizing your email for different devices, including using a responsive design and optimizing images, will reduce load times and improve engagement. They also suggest A/B testing different versions of your email.
30 Oct 2021 - Email on Acid
7 expert opinions
Improving email deliverability, particularly for large emails with numerous images and links experiencing high spam complaint rates, involves addressing several factors beyond just the email size and number of links. Key strategies include focusing on sender reputation through proper authentication (SPF, DKIM, DMARC) and monitoring, proactively managing subscriber lists by clarifying the source of addresses and ensuring affirmative opt-in, offering easy unsubscribe options, segmenting and restricting blasts to engaged subscribers only, and utilizing feedback loops to understand and address spam complaints. Analyzing sender reputation and using reputation monitoring tools are important.
Expert view
Expert from Email Geeks suggests restricting the big blasts to engaged subscribers due to potentially unclear opt-in and/or hanging on to subscribers forever.
7 Aug 2022 - Email Geeks
Expert view
Expert from Email Geeks explains that size is not a deliverability issue in general and remote images are not going to affect anything.
29 May 2022 - Email Geeks
4 technical articles
Improving email deliverability when facing low engagement and high spam rates, particularly with large emails containing numerous images and links, requires adherence to bulk sender guidelines, robust email authentication, and proactive list management. Google and Microsoft emphasize monitoring sender reputation through their respective tools (Postmaster Tools and JMRP) and ensuring valuable content. Authentication using SPF, DKIM, and DMARC is crucial for verifying sending identity, with the RFC providing technical specifications for SPF configuration.
Technical article
Documentation from Google Support explains that senders experiencing low engagement and high spam rates should review their sending practices against Google's bulk sender guidelines, focusing on authentication, list management, and content quality. Google also recommends using Postmaster Tools to monitor your sending reputation.
4 Jul 2022 - Google Support
Technical article
Documentation from RFC explains the technical specifications of Sender Policy Framework (SPF) records, including syntax, mechanisms, and qualifiers. This is crucial for understanding how to properly configure SPF for email authentication.
28 Aug 2024 - RFC
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