How businesses benefit from wiki page creation

When you talk about the advantages that wiki page creation brings to brands and business organizations then you need to understand and comprehend the fact that most people and brands simply hire a professional wikipedia page creator only because they are a good tool to increase their reputation and credibility in the market. What other ways do you think brands can benefit from wikipedia pages because apparently wikis also help increase online visibility, overall performance of a business and much more? There is no better marketing tool in the world than wikipedia, do you agree?