Terms and Conditions refers to a common and important legal agreement between a business and a customer or end user. Terms and Conditions set out the terms that apply to the relationship, and the conditions that must be met by both parties, such as what the user must not do when using the site or service, and what rights the business maintains.

Common information covered in a Terms and Conditions agreement includes who may use the website, how the site must not be used, what intellectual property rights are maintained, how user accounts can be deactivated, disclaimers of warranties and other disclaimers, limitations on legal liability, how subscriptions and payments will be addressed, and how user generated content rights will be handled.