How can I get a tour ticket?

Hint 1 of 5:

Buying the ticket is no problem.  Just go to the travel agent and ask for the
economy ticket.

Hint 2 of 5:

But getting ahead of the waiting lines is more difficult.

Hint 3 of 5:

You're going to have to bribe the travel agent to get on an earlier tour.

Hint 4 of 5:

Something in Reich's apartment will work.

Hint 5 of 5:

Look behind the pillow on his bed.