Customer service refers to the support and assistance provided by a business to its customers before, during, and after a purchase or interaction. The goal of customer service is to provide a positive customer experience and build customer loyalty.

Customer service can take many forms, including answering customer inquiries, resolving complaints or issues, providing technical support, and offering guidance and advice. It can be provided through a variety of channels, such as phone, email, chat, social media, and in-person interactions.

Effective customer service requires businesses to have a customer-centric approach and to prioritize the needs and concerns of their customers. It involves providing timely and accurate information, being responsive and empathetic, and working to resolve issues in a satisfactory manner.

Providing high-quality customer service can help businesses build a positive reputation, increase customer loyalty, and differentiate themselves from competitors. It can also help businesses gain valuable insights into customer needs and preferences, which can inform product development and marketing strategies.