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• you can create a Test Set for this purpose and add a specific label to it (e.g., "regression"), and then you test for requirements of previous versions
• you can create a "regression Test Set" for each version by cloning the previous version regression test set and add more tests

Example: You're working on product v3.0 and want to do regression testing to make sure you have not broken anything. If the previous version, v2.0, had already some regression tests in a specific test set, then you can clone it and add some more tests for validating v2.0. 

Using the Test Repository

The Test Repository organization follows an hierarchical, tree-like way of organizing Tests within folders. Since a Test can only be part of one folder within the Test Repository, you have to think in an hierarchical way "What is most important? How do I look for the Tests to schedule executions?"

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