A mapping illustrates a relationship between two things. In testing, a map might look like a road map, but it might also look like a list, a chart, a table, or a pile of stories. We can use any of these to help us think about test coverage.

Excellent testing starts by questioning the mission. So, the first step when we are seeking to evaluate or enhance the quality of our test coverage is to determine for whom or what we're determining coverage.

Testers exist to provide others with valuable information. But can you prove that your work contributes enough to justify the cost of testing? Lee Copeland seeks to end the anti-tester antagonism found in many organizations, which he says comes from a basic misunderstanding of the real purpose of testing.

Good software travels far and wide, and for rapid testers that means one of their goals is to discover risks associated with the product's operating differently with respect to some distinct locale. That's why Michael Bolton says "localizability" is preferred "internationalization," because the new target market may not be in a different country at all.