You can block users from receiving emails —

     1.  Log into TargetBay's app store by entering the correct credentials.
     (To access TargetBay's app store https://app.targetbay.com/).

     2. Navigate to the "Three Dot Icon" in the "menu bar" of TargetBay dashboard and      select the option "Audience" from the drop-down menu.

     3. Select the option "Insights" from the options available under "customer tools."

     4. Using the search bar on the top-right corner of the page, search for the desired        email address and click on "Search." 

     5. Click on the user name displayed under the search, now click on "Subscription"        and select "Unsubscribe."

     6. Once unsubscribed, the particular user will not receive any emails from                     TargetBay.

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