Dally sneaks into the movies simply because he does like to follow the rules, even though the ticket was cheap. What this tells us about Dally is that he never likes to do things in a legal way.
Loss of individualism. If everyone is the same, everything is the same day after day in a cubicle with no windows or distinct decor differing from one room to the next, there is no individuality
A long exposition differs from a typical stage direction because a stage direction is usually brief. An exposition, however, goes into more detail. A stage direction also just usually tells the setting or where or what the character is doing, or how the stage looks. An exposition shows history and goes full out on the setting.
