If you received more than one ballot, and you marked all the others correctly, put the correct ballots in the voting device. The poll worker will tear up your spoiled ballot and then give you a new one. After you have marked it, put it in the voting device. If you register to vote in a political party, you may vote only for that party's candidates in party primary elections. Every county in Oklahoma uses electronic, optical-scanning vote counting devices at the precinct polling place.
Voters mark the ballot by filling in the arrow beside a candidate's name.
The voting device reads and counts the ballot when it is inserted in the voting device. The voting device detects some common mistakes voters make when marking their ballots. The voting device also prints a message that explains why the ballot was returned. The voter then can get a new ballot to mark again correctly so that all his or her votes count. Exit Polls People who conduct exit polls sometimes approach voters as they leave the polling place.