For number 1. use the low cost leadership option (economies of scale diseconomies of scale tech advances policies and learning curve). forget about the part about examples. Identify Strenghts and weaknesses.
2. State also what is the companys sustanable competitive adbvantage. Analyze industry and the companies position within the industry. When analyzing porters 5. Do each one by separate.
3. froget about the part of examples.
I will scan the case within the next hour when i get to a scanner. It is the 15 page case of wal mart to base your answers on that