Some hints for Dave Dude:
Q: I can't sit down in the bar.
A: You need some information for doing this. Try to get
into the house (first screen), after that use the doorbell.
Q: What drink should I have in the bar?
A: The barkeeper's drink is more important!
Q: What should I do with the package?
A: Hide your package somewhere else.
Q: I've found a little pencil in the Play House.
A: Congratulations! If you'd have a piece of paper, you
would be a modern Aladin. Open Sesame!
Q: I can't get into the bathroom?
A: Take it easy. Chew a chewing gum.
Q: I used the cord with the magnet: The result was a
"SELFMADE MONEY FISHING POLE"
A: You might use it in the "iron gate of underworld".