Do you have questions about the principles of playing the game?
If you find something is missing, Charlie's Post Office can be found
here.
I am sending you each envelope in the game from a certain country.
You can look at the clues for each of the envelopes if you get stuck.
Which letter do I begin with?
MexicoWhich of the paths is the shortest? Add the individual fields together.
It is certainly not yellow or red…
Charlie took the green path because it is the shortest. In total it only takes 80 minutes. Maybe the '80' will help you with the next letter?