Adding one simple word can make you more persuasive.
In a famous 1978 Harvard University study, a researcher would attempt to cut in line to copy some pages at the library.
In some cases they said: “Excuse me, I have five pages. May I use the Xerox machine?”
In others, they asked the same thing except for adding a simple word.
And this simple word made it 50% more likely they would be allowed to cut the line.
Here’s what they said.
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