Find problem cases that cause tension
In this technique you will produce a list of problem cases that make the authors in your issue feel uneasy.
To explore an issue you first need to "see the issue" -- this is done through problem cases that cause tensions.
In this technique you search for problem cases you have encountered.
Exploring cases is simple (if you've summarized your sources well):
Kaufer, D. S., Geisler, C., & Neuwirth, C. M. (1989). Arguing from sources: Exploring issues through reading and writing. San Diego, CA: Harcourt Brace Jovanovich (p. 178-179).