If you find that your email marketing platform is not whitelisting your communications then it’s imperative to set a review process.  Reviews can largely be done by the digital marketer but having a few trusted recipients on your email marketing list from outside your company is a valuable resource so that they can report their own experience with your email

Email marketing can only be as good as its deliverability.  Whitelisting is a process of verifying with ISP’s, organizations, and individuals that your emails are valid communications to keep them out of SPAM folders and easily visible for your recipients. However, some email marketing platforms handle whitelisting deliverability where others place that responsibility on the digital marketers running the email