Let's return to the sampleinterview with Mrs. Valencia. In talking with her about the job, describe it in nontechnical terms-use terms she'll understand.
The investigation use sampleinterview, behavior observation and Questionnaire, find out the behavior situation of the users with high frequency in green area.
To continue the analysis, you have many options: study sample files, interview the user, create test cases, or — in the best cases — talk to the application developer.