Yes, I'm not in land surveying myself, but my company builds georeferenced 3D models of buildings at high resolution and sub cm precision, and we never rely sol

Yes, I'm not in land surveying myself, but my company builds georeferenced 3D models of buildings at high resolution and sub cm precision, and we never rely solely on GPS information. There's too many things that can go wrong with GPS to reliably fly a drone around a building for example.