How do appeals factor into the overall criminal procedures and processes?

Write a 700-to 1,050-word paper in which you describe the appeals process. Address the following:
What is an appeal?
How do appeals factor into the overall criminal procedures and processes?
How can we improve the appeals process?
Include at least one example of a real-world case that went through the appeals process.
Explain why this appeal did or did not succeed.
Format your paper and resource consistent with APA guidelines.