To rotate an object in Signbuddy, follow the steps below.
Click on the object or objects (by holding the shift key down as you click on the objects) you want to rotate
Right-click on one of the objects you want to change the angle of and click 'Enter Rotate Mode'.
Your object(s) should now be surrounded by eight red dots instead of the green squares.
The red dots indicate that you are in 'Rotate Mode'. Just click on any of the corner dots and drag the corner in the
direction you want the object to angle.