Gold West: Trading Post Promo

Contained in Brettspiel Adventskalender 2016 for Day 21

Contains 4 tiles

Setup: Mix these tiles and choose 1 at random to use instead of the 4 point tile from Boomtown
(Optionally, you may leave out one of the Boomtown offices and use 2 more of these tiles instead

Gameplay:
Immediately collect the pictured resource. You may use that resource this turn or place into any bin on your supply track (and score points according to the general rules)