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.
In the Finder Preferences window, press Sidebar at the top. Under Devices, locate your MacBook icon (it's the one with the name you just set). Click the checkbox next to it, and check any other devices or servers you want to appear in the sidebar, and then close the window.