This agreement stays in place for a year. Learn how to craft effective client contracts in just 10 simple steps.Protect your business and foster trust with clear, concise agreements. I've never made a contract or been paid before, so I'm not quite sure how to draw up a contract. What should I include? A design agreement is a legal agreement between two parties, typically between a designer or a design firm and another company. Download Pennsylvania Independent Contractor Agreement template, modify and send for signing using BoloForms Signature.