Whether you love it or hate it, the serial comma, also known as the Oxford comma, does have its uses.
Personally, I don’t recommend using a serial comma – although I will sometimes recommend using one to enhance readability. However, if you prefer to use a serial comma or your corporate style guide indicates its use, then we’ll make sure it’s used consistently.
Whatever you think of this contentious comma, we are sure you’ll like this excellent infographic:
Courtesy of: http://www.onlineschools.com