A lot of good reasons can push a company to adopt video as their main marketing tool on the web. Here are the top 10 ones not in a particular order.
• Video results appear in 70% of the top 100 engine results
• Visitors who watch a video are 85% more likely to buy that the ones who don't
• Having a video on your site increases your chance to be on the 1st page of Google by 53%
• Dell reduced their services call by 5% by using videos on their support site