Dialogues on Lesson 2:2
https://blogs.ubc.ca/zaradada/2014/02/07/lesson-22-question-3/
Dialogues on Lesson 2:1
Dialogues on Lesson 1:3
Dialogues on Lesson 1:2
Dialogues on Lesson 1:1
https://blogs.ubc.ca/zaradada/2014/01/06/assignment-1/