Discreet email inclusion crossword

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The answer to the crossword puzzle clue "Discreet email inclusion" is likely "CC".

In email etiquette, "CC" stands for "Carbon Copy", which refers to the practice of sending a copy of an email to someone who is not the primary recipient, but who may still need to be informed about the contents of the email. This is often done discreetly, without drawing attention to the fact that the recipient is being copied on the email.

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