<p>Hot corner action for top left corner. Valid values include:</p><ul><li><code>1</code>: Disabled</li><li><code>2</code>: Mission Control</li><li><code>3</code>: Application Windows</li><li><code>4</code>: Desktop</li><li><code>5</code>: Start Screen Saver</li><li><code>6</code>: Disable Screen Saver</li><li><code>7</code>: Dashboard</li><li><code>10</code>: Put Display to Sleep</li><li><code>11</code>: Launchpad</li><li><code>12</code>: Notification Center</li><li><code>13</code>: Lock Screen</li><li><code>14</code>: Quick Note.</li></ul>