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"Training Set" is customer-specific to AZ. Other customers will have different names.

No separation for different types of sets. Whether it is something like KPT or Writing Stage IV, the mechanics are very similar. Discuss possible variations clearly, with example, but be clear that the reader may see something slightly different.

Practice (better name? something more generic?)

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"Practice Set" is customer-specific to AZ. Other customers will have different names.

No separation for different types of sets. Whether it is something like KPT or Writing Stage IV, the mechanics are very similar. Discuss possible variations clearly, with example, but be clear that the reader may see something slightly different.

Qualify (better name? something more generic?)

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"Qualification Set" is customer-specific to AZ. Other customers will have different names.

No separation for different types of sets. Whether it is something like KPT or Writing Stage IV, the mechanics are very similar. Discuss possible variations clearly, with example, but be clear that the reader may see something slightly different.

AZ-specific stuff (outside the hierarchy, better name)

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