EN
The aim of the article is to present the issue of conflict between a firm and its customers. It also discusses the threats and opportunities for the company. Conflict is undoubtedly an inevitable part of relationship and it is usually manifested by making complaints. Negative consequences of the conflict are inter alia: a relationship breakdown and customer's revenge. However, when conflict is managed effectively, it can also be a source of opportunities, such as: deepening of relationship, positive recommendation, and increase of loyalty.