The consulting industry is a booming business. In fact in 2012, the industry has generated approximately $391 billion in revenues. The revenues prove that there’s a significant growth from 2011 when the revenues were estimated to be about $366 billion.

Before becoming a consultant, there are several things that you need to know:

• the average start up costs for consulting business is around $100 to $20,000
• of course, you also need to spend money on marketing, transportation, and office supplies.

To know the pros and cons of starting your own consulting business, click here.