Use your own words and ideas
Using synonyms (e.g.: using “less” for “fewer”)
Reversing the order of a sentence
Common knowledge: Abraham Lincoln was the U.S. President during the Civil War.
Not common knowledge: There were 51,000 casualties at the Battle of Gettysburg.
Common knowledge: Joseph Stalin was born in Georgia.
Not common knowledge: Stalin was poisoned*.
*Jonathan Brent, Vladimir Naumov. Stalin's Last Crime : The Plot Against the Jewish Doctors, 1948-1953. HarperCollins, 2003