De-Duplication

What is De-Duplication?

De-duplication or de-duping is the removal of duplicate data points or entries from a data extension or list. If the same email address is present multiple times on a database or file, they are removed by de-duplication. Most CRMs or data management systems have the feature to prevent duplication of entries.

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• Email Validation
• Above the Fold
• Subscriber
• List Rental
• Unique Open Rate
• Inactive Subscriber
• CAN-SPAM
• Confirmed Opt-In