Competitive Advantage Strategy

In Foundations of Strategy, review Case Insight 4.5: Singapore Airlines: Reconciling Differentiation With Low Costs, on page 196. Porter argues that a competitive advantage strategy of both cost leadership and differentiation is impossible to sustain.

Describe your project firm's competitive strategy and mount an argument in favor of or against Porter's assertion as it relates to your project firm. Does your critical thinking about the firm's competitive advantage bring to mind concerns, or opportunities for how the firm could exploit its competitive advantage? Do you have actionable insights about exploiting strengths of the firm or insights about how the firm should defend against its weaknesses?