A lot of people find the ASCII based command-line text editors (like Vim) a pain to work with. Here's a few suggestions on how to easily invoke TextEditor (or any other GUI based editor you prefer) from the command line in Terminal.
People who relied on color labels highlighting files and folders in Finder on per-Mavericks OS X were dismayed to discover this feature was removed by Apple, with no option for recourse. Here's an easy and free way to restore color labels (aka. tags) on filenames and folders in OS X 10.9+
Do you regularly change your network location settings, depending on what network set up you wish to use, or where you are located? Here's the quick way to change your location, from the OS X menu bar.