Are you comparing and contrasting paint coverage? Or health care coverage? Or different automobile insurance coverage?
These sites have excellent information about writing compare-contrast papers.
http://www.unc.edu/depts/wcweb/handouts/comparison_contrast.html
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What is comparing and contrast coverage?
2 answers
Comparing and contrast are words for finding the similarities and differences on coverage. Although I do not know what type of "coverage" you are referring too?