You can reserve the game in here. It is not possible to reserve the game by telephone or e-mail, because otherwise a number of automated processes will not be initiated. For example, you will receive a personalized link for the questionnaire immediately after...
Players do not necessarily need to be in good shape to play the game. They only need to walk indoors in the location of your choice. The distance depends on how well you hide the QR-codes.
The chance that this is possible is very high. In principle, any indoor location can be used, as long as you fit all the players in there. Make sure there are 9 places where you can hide a QR code the size of an A4. Think of the underside of a table or chair, the back...