Switching between tools can be done by selecting Edit - Tool Selection, by using the Mode Toolbar, or by right-clicking in an active window, and choosing an option in the Context menu..
Selection Tool
The cursor will appear like this when you are in Selection Mode.
When you move the cursor over an IP, it will appear like this:
Add/Edit IP Tool
The cursor will appear like this when you are in Add IP Mode.
When you move the cursor over an editable IP, it will appear like this:
Add/Edit Report Pts. Tool
The cursor will appear like this when you are in Add Reporting Points Mode.
When you move the cursor over an editable reporting point, it will appear like this:
Edit Label Tool
The cursor will appear like this when you are in Edit Label Mode.
When you move the cursor over an editable label, it will appear like this:
when you are in Selection Mode. 
when you are in Add IP Mode.
will appear like this when you are in Add Reporting Points Mode.
when you are in Edit Label Mode.