Contact: Arizona Department of Revenue: E-Commerce Compliance and Outreach (ECCO): Out-of-State Sellers, 833.293. In this post, we'll look at a sample of Terms and Conditions for online stores and the best way to create one.Components of a Complete Business Contract​​ The obvious first step is to clearly identify the parties to the agreement. An experienced ecommerce lawyer can guide you through the applicable agreements. Below, we'll discuss five agreements essential for any e-commerce website. This guide dives into the key elements of effective business agreements in Arizona, offering insights into the legal considerations and best practices. An Arizona Operating Agreement creates the policies and procedures for your LLC. Our free, attorney-drafted templates can get you started. This agreement governs the terms for a vendor to sell products through Academy's e-commerce business. Business opportunity contracts in writing; required information.