In the Canadian province of Alberta, the epicenter of a boom in the production of bitumen from oil sands, senior geoscientists saw a 14.5% rise in salary this year, to $231,000. When you include overtime, truck drivers in the province are earning up to $170,000.
The System Preferences application is found in your Applications folder and is also available at any time from the Apple menu at the top-left of the screen (click the Apple logo). It may also be in your Dock at the bottom of the screen - the icon is a set of interlinked cogs, like the image above.
Launch System Preferences from the Apple menu and choose Trackpad. Next, click the Point & Click menu item at the top and you'll see a Secondary click item. By default, it's set up to click with two fingers, but you can set it to click in the bottom-right corner. Screenshot by Matt Elliott/CNET.