Hotlines are permanently open telecommunications connections with direct access to customer service.
Hotlines work in a problem-oriented manner and offer information and help services for problems with hardware, software or operation. They can be free of charge or chargeable, as in the case of information provided by the railway or telephone information services.
Hotlines are offered by many companies, authorities, service and service companies and provide a direct connection to the supplier. They are often set up in call centers to process customer inquiries quickly and competently or to forward them to the responsible employee.