I would like to know why any 1 should go or MBA?

Do you already have a college degree?

It opens up employment opportunities and enhances the earning potential of the person getting the MBA. Here's an article from Wall Street Journal on the advantages of getting an MBA:

CareerJournal | Will Earning An M.B.A. Pay Off Later in Life

It is, in other words, an investment in one's future. As Clough points out, one needs a four-year college degree before pursuing an MBA.

Vasily

You get it normally to advance in your business carrer. IT is almost expected in some positions and required to even be considered in others