First I thought “ad with useful results” and then I thought “no, what’s an ad?”

The word “ad” refers to “having an advantage”. It is used when one has an advantage or superiority over a certain object
 Originally a word used in card games, etc., it has now become half Net slang. --- What does “ad” mean? What is the correct usage? : Dictionary of Net Youth Kotoba (2/2 page) - ITmedia NEWS

“beneficial results and advantageous” succession of words. “We’ve had beneficial results, and we’ve benefited.”


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