Definition: The word "client" in English refers to a person or group who receives goods or services for payment. The word "client30" appears to be a reference to a specific organization, likely Amazon's business unit within its platform, that processes 30-day returns on eligible products sold through the site. Client30 is an online marketplace where customers can return items if they are not satisfied with them or have received defective goods. Customers receive a credit for the cost of shipping and handling, as well as a discount in the form of a refund to their account within 14 days after receiving their returned item. The goal of the program is to incentivize customers to purchase more products from Amazon and encourage them to return items they don't like. The "client30" logo and the terms of service for the program are often used on the platform, making it clear that returning an item means fulfilling a contract with Amazon or receiving a refund. The program is designed to help customers reduce their use of products they no longer want or need, and Amazon has invested in this initiative to improve its online customer experience and support its business objectives.