Create Best Fit Profile

How to Create an editable Profile that match the Existing Ground Elevations and then use it for planning or reference elevations.

I love and have special skills in Autodesk Software for Infrastructure Design and GIS like Civil 3D, Map 3D, InfraWorks, NavisWorks, and so on; I love challenges. But I love also music (I play guitar and sing), and loyal to my origins I enjoy a good asado.