5 mistakes that can disqualify your November mail ballot and how to avoid them

A woman with a mail-in ballot before dropping it off at Boston City Hall during a Massachusetts primary on September 1.
JOSEPH PREZIOSO/AFP via Getty Images
More states and counties than ever are allowing Americans to vote from home with a paper ballot mailed to their houses this fall.
But voting by mail can be more prone to human error than voting in person, leading to mail ballots being rejected at higher rates than in-person votes.
Already this year, an NPR analysis found that over half a mi