Indivisible Mercer Island hosted a Get Out the Vote yard sign-making party on Oct. 17 at the Mercer Island Library. It was the group’s contribution to the No Kings Day of Action event to encourage voter participation in the Nov. 3 general election. About 30 people attended the vote-early event, and the group advises voters to use the drive-up ballot drop box at the Mercer Island Community and Event Center. It is open 24 hours a day until 8 p.m. …