Do the Internal Environment Analysis of Wal-Mart : Identify the firm’s resources and capabilities, core competencies, value chain activities, financial condition, current strategies and objectives.
1. Resources and capabilities can analysis from
1)physical capital,
2)human resources,
3)organisational culture,
4)intangible capital

2. Core competencies can analysis from
1)logistics system
2)cost advantage

3. Value chain activities

4.Financial condition
If you can, you can add some chart to discuss

5. Current strategies and objectives. you can analysis from
1) strategies for managing cost
2) Strategies for managing growth