- Check if a general email address (such as info@yourdomainname.com) is being used instead of a specific individual’s email address.
- Check if the email contains references to the product/service being sold or a commercial website or those associated with products or services.
- Check if the subject lines of the emails are similar from email to email.
- Check the content format of the emails. Are they overly promotional or are they similar to one another?
- Check if recipient’s email addresses are classified as a low reputation address.
- Check if the emails are sent from a server categorized as low reputation.
- Check and adjust the frequency of the emails being sent.
- Check if the emails have high volume of bounce-backs due to incorrect spelling or wrong email addresses.
- Check if the emails contain links to spam websites.