Operational Excellence writing- academic

Prepare a briefing to the Board/CEO/department manager/appropriate authority making a suggestion as to how the organization can (better) embrace some relevant aspects of operational excellence using six-sigma, DMAIC, and Lean to benefit the organization. this should be based around the hospitality sector. the focus could be guest-related service highlighting a possible problem and then use the theories to find a solution. ideally using Six-sigma or DMAIC