Introduce standardized functionalities across similar dialog boxes. For example, the Target Alias dialog allows you to directly select terrains whereas the Create Complex Terrain Model dialog has a button to use Selection Set. The dialogs should have one or both selection methods for consistency.
if I remember correctly. when creating a line from element i horizontal geometry you change between solution one and two by pressing Shift when creating a curve from element you get to change between solutions by pressing Alt. Or is it the other way around?