Thank you for sharing your feedback. Feel free to proceed directly to the questions or further down find a list to visual guides for each functionality.
Open a 360-degree panoramic scan image in Undet Browser with double mouse click on its marker.
Translate view section feature to shift active point cloud clipping box/view section to the selected spot in the 360-degree panoramic image.
Draw points feature to send point object to model space, by clicking in 360-degree panoramic image.
Undet Browser scripting to write your scripts to speed up and automate drawing annotation.