Thought you might find this article of interest:

http://www.myfoxtampabay.com/story/24003072/2013/11/18/inside-a-corporate-tweet-factory?utm_content=buffer667e2&utm_source=buffer&utm_medium=twitter&utm_campaign=Buffer

It is a short article (I did not watch the video) offering an inside look into Publix's social media department in Tampa.