after-sales service - answerhelp and information provided to customers after they have bought a product back office - answerwhere the administrative work of a business is carried out call center - answeroffice where large numbers of telephone enquiries are handled complaint handling - answerresponding and resolving customer satisfaction problems customer relationship management (CRM) - answermanaging a company's interaction with current and potential customers customer base - answergroup of customers who repeatedly purchase goods or services of a business customer card - answerused by businesses to reward customers for buying goods and to record information about what they buy customer experience - answerentirety of interactions a customer has with a company and its products customer loyalty - answerlikelihood of previous customers to buy again from a specific supplier existing customers - answerpeople who have already purchased an organization's goods or services, typically within a designated period of time helpdesk - answerservice providing information and support to customers/employees loyalty program - answerprogram which offers benefits to frequent customers outsourcing - answercontracting internal activity to an outside supplier product update - answernewer edition of an existing product reliability - answerquality of being trustworthy or of performing consistently well sales support - answerhelp given to sales representatives *billing system* - answerprocess which sends invoices to customers for goods or services *buying habit* - answerhabitual purchasing behaviour of customers *cross-selling* - answerselling an additional product or service to an existing customer *customer engagement* - answerdegree and depth of brand-focussed interactions a customer chooses to perform *customer requirement* - answerparticular characteristic and specification of a good or service as determined by a customer *customer retention* - answerability of a company to keep its customers over a specified period *customer service representative* - answerperson who interacts with customers on behalf of an