MakeUseOf posted 9 Mac System Preferences You Haven't Tweaked Yet
A quote from the article:
Make your Mac your own, without third party software. Whether youre new to OS X or a longtime user, theres probably something in System Preferences you havent found yet. Here are nine things you might have missed. Weve been digging into the Mac preferences for years, but to this day there are things we havent pointed out yet. To get started, click the Apple icon at top-left , then click System Preferences. Thats right: you dont need to keep the System Preferences icon on your dock anymore (you can even launch it via Spotlight).9 Mac System Preferences You Haven't Tweaked Yet @ MakeUseOf