A trip country corresponds with a geographical area. A trip
country group is a grouping of trip countries.
A trip region is a geographical area within a trip country or a trip country group. Within a trip country, trip country group or trip region the same trip provisions are valid.
Trip country groups
In the view Trip country, trip country group, trip region, maintain the possible entries. In the view Assignment trip country - trip country group - trip region assign the trip countries, country groups and trip regions that belong together.