Watch this video to learn how to confidently fill out real estate contracts and secure your deal. Learn how to wholesale real estate in Washington: 1.A wholesale real estate contract is a shortterm investment strategy where the wholesaler hopes to make their money within 30 days. In this comprehensive article, we will delve into the essential information for embarking on a journey of wholesaling houses in Washington. A wholesale agreement is a contract that transfers the ownership of goods from an original seller to the buyer through an intermediary, called the wholesaler. In this guide, you will learn what it means to wholesale real estate, how to get started, and strategies to maximize your profits as a wholesaler. Supplier must be in compliance with FDA, USP, Washington State Board of Pharmacy, regulations. 6. Complete a contract usage agreement. Government entities (federal, state, local, or Tribal) must use the contract usage agreement (PDF, 445KB). How do I write a Sales Agreement?