Research and describe the internal and external environments of 2 to 3 real-world companies

Write a 1,050- to 1,400-word paper in which you complete the following:
• Research and describe the internal and external environments of 2 to 3 real-world companies using an environmental scan.
• Determine what competitive advantages each company has and what strategies each company is using.
* How does each company create value and sustain competitive advantage through business strategy?
* What measurement guidelines is each company using to verify its strategic effectiveness?
* How effective are the measurement guidelines that each company is using?