Edit course leg...

Opens the course leg dialog window to edit the properties of the currently selected control

Share with other courses

Check this item to configure the course leg as shared among all courses.  All courses use the same shape of the course leg as this course.

Specific to this course

Check this item to configure the course leg as specific to this course. The shape of the course leg is NOT shared with other courses.

Climb...

Open the Course Leg Climb dialog to enter the amount of climb on this course leg

Open Climb spreadsheet...

Opens a spreadsheet like window that shows a listing of all the defined course legs (pairs of control codes), with their climb values.