`The Polygon Tool's i con has two aireeyuz to click on. The Polygon Tool's icon has two areas to click on. Clicking the upper left half selects the Unfilled Polygon Tool. Clicking the same place with the right button displays the Spacing requester. Start by clicking points to define the corners of your polygon. Click on the starting point to complete the polygon. `If you want to create an open polygon, press the space bar at the last point. If you want to create an open polygon, press the spacebar at the last point. The Control key can be used to leave traces with each polygon line. `Click the lower right half of the i con to draw filled Polygons. Click the lower right half of the icon to draw filled Polygons. Clicking the same place with the right button displays the Fill Type requester. You can automatically add outlines to Polygons by using a custom brush shape. `After picking up a brush, hold down the i key, while clicking the i con. After picking up a brush, hold down the i key, while clicking the icon. The brush you picked up will now be used to outline all Filled Polygons. `Click the i con again, without holding the i key, to draw normal Polygons. Click the icon again, without holding the i key, to draw normal Polygons.