Removes all features from projected or intersected list.
Get Selected Button
Adds all selected features.
For example, if you select a feature with the mouse in the Plan window (or by some other method) and then use this option, that feature will be displayed (projected or intersected) in the Profile window.
Clear Selected Button
Removes all selected features, except for the displayed Fence Section.
For example, if you select a feature with the mouse in the Profile window (or by some other method) and then use this option, that feature will no longer be displayed in the Profile window.
Get Near Button
For projected features, this option finds all features which are close (within tolerance distance see below) to the fence section and adds them to the projected list.
For intersected features, this option finds all features which intersect the fence section and adds them to the intersected list.
Near Tolerance
Is the perpendicular distance from the fence section to the feature. See Get Near button above.