A Bank has gone through a major quality improvement plan. The board of directors are concerned as to ensure that these improvements are sustained to ensure a good quality culture. As you are the Director responsible for the quality portfolio you are requested to discuss how the quality improvements will be sustained. Provide the contents of your discussion on at least four items which can be ideas, tools or methods that can be used to sustain and maintain quality improvements. You are expected to include practical examples to convince the board.