To display the nodes of an object, click it with the Shape tool.
To round the corners of a rectangle or square, drag any node with the Shape tool.
Hold down Ctrl while dragging to round one corner at a time.
To create a pie shape from an ellipse or circle, drag the node with the Shape tool.
Select the text with the Shape tool.
Drag the horizontal or vertical handles to adjust the text spacing.
Drag a character node to reposition the respective character (letter).
To move multiple characters at once, hold down Shift while selecting the nodes.