To start a lawsuit, one must file a complaint that states a claim for relief. This complaint can be fairly straightforward.Pleading paper should be 28 lines. • The document must be two-holed punched at the top. What are you seeking? Case initiating document(s) shall include the name of all known parties in the caption. All captions match the case title. Party resides in King County, in the Seattle case assignment area. Civil Exhibit Label Pre-marking Example. And still meet a filing deadline.