Settings for import

Known stations (polar configuration)
Free Stations
Traverse (standard mode, only the points that are highlighted with the traverse survey type are usually calculated)
Leveling

All observations - also includes detail points.
Observations that are part of the station establishment, i.e. those that have the survey type "station" and have been coded with the point type backsight or polygon point.
Observations that are used for something else. This means those points that have been marked with the survey type "Other".