Customer service (customer support) refers to providing a service and support to customers to resolve their questions, problems, or requirements related to a product or service provided by a business. It is an important aspect of any B2C business relationship—it serves to maintain customer satisfaction and build long-term loyalty. Customer support can be provided through various channels such as phone support, email support, chat support, online knowledge base (FAQ).

The goal of Zásilkovna's customer support is to provide customers with timely and effective assistance, answers to their questions, to solve their problems and generally create a positive experience.