How do I get past the second guard on the first floor

Hint 1 of 5:

You need to be in your IndyWear.

Hint 2 of 5:

Tell the guard:

Hint 3 of 5:

* You are selling leather jackets.

Hint 4 of 5:

* You have authorization.

Hint 5 of 5:

* The jackets cost 15 Marks.