Check out all my instructional How to Play videos at youtube.com/GamingRulesVideos
When setting up for each round you place several cards of various types in various places. Do they go face up? Also, for the ones that have multiple cards place in one space, can you go trough all of them before you send the errand boy after them?
If you're not sure about any other rules, the official how-to-play rules video might help. It's worth a watch anyway as it is not too long, and it took me a bazillion hours to create