Under the CPA, how must a formal summons (issued by a clerk of the court) be served on a driver who has committed a traffic offense?

1. By sending a text message to their phone.
2. By delivering it to the person personally, or leaving it with a person apparently over 16 at their residence or workplace.
3. By posting it on a social media profile.
4. By placing it under the windshield wiper of their vehicle.