Definition: The word "client21" refers to a hypothetical entity that exists solely for the purpose of facilitating, assisting, or helping others in their business activities through a network of contacts, information, and resources. This network often involves referral systems and referrals from other clients within the same industry. Client21 is known for its flexible structure and ability to support various types of businesses, such as online marketplaces, e-commerce platforms, and social media campaigns. The term "client21" suggests that this entity aims to be a bridge between different sectors or industries, facilitating communication, collaboration, and understanding among individuals who may not have previously interacted with each other in the same way.