If you are representing yourself Pro se in court you will need to get familiar with the court rules. It is important that you familiarize yourself with the rules so your court filings are accepted. Failure to follow the rules can lead to sanctions or even dismissal.
Here are some links to help you get started for both State and Federal Courts ~
Washington State Courts
* These are rules for District Courts (county) and Municipal Courts (cities)
** Court of Appeals Division I (Seattle); Court of Appeals Division II (Tacoma); Court of Appeals Division III (Spokane)