Before we pick the Outer boundary we can set some options like Radius and Distance Route (Shortest, Midpoint and Surface).

Running the command, while adjusting of the rotation we have some other options. In the right corner of *Information line* we can choose the influence type. I chose the Dome.

Ok. Sorry.

I just hop on this media and was looking for something of interest and I thought the tips can complement you detailed explanation.

I can remove them.

This "green" means "smart selection" which for Tweak mode means you can just click and drag without getting the element effectively selected.

Very handy and fast for adjustments on mesh.