The compensation agreement between Clark and Harry. The sales contract is the written agreement between the buyer and the seller.The Tax Collector's Office is responsible for collecting Real Estate taxes for all properties in Clark Township. The sales contract will likely serve all of these purposes EXCEPT the compensation agreement between Clark and Harry. View the various Human Resources documents, forms, and disclosures at Clark University. How do I fill this out? To fill out this document, first gather all required information such as your company details and insurance information. This guide will help you to understand the changes and the proper way to fill out the forms.