Barclays profits upset customers 1 Explain why Barclays' high profits were not welcomed by its staff and customers. 2 'Quality control is essential in a manufacturing industry but it's not so important in retail and service industries, such as banking.' Do you agree with this view? Give reasons. 3 a) How does quality control affect safety in a transport system? b) If you were responsible for quality control at Railtrack, what actions would you want to take? 4 Is quality control in customer service more important than in safety? Explain your answer carefully.