The answer to your question is


The author is giving details and purpose to this event and is inviting people to come to attend it. They even tell you how you can get to the event and about the designated "drop zones".
I hope this helps you!
The exit of the parking garage is this wat
The dependent clause of the sentence is "If we are going to make it to the movie on time," because it depends on the next part of the sentence to make sense. Without the next half of the sentence, the clause left alone wouldn't make any sense. The other clause is independent, meaning that it still makes sense when it stands without the dependent clause.