1caa4152_O_Company___ShiftWeb_Solutions__WordPress_com
[WordPress.org] Ability to sell ads If you are a business, you have no choice, but to use WordPress.org. You can advertise whatever you please. [WordPress.com] 
No ads allowed This drawback alone is enough for ANY business to choose WordPress.org. You can not advertise anything. WordPress.com is limited to blogs only, whereas WordPress.org you can create a website that is much more than just a blog.
WordPress.org vs. WordPress.com | Atlanta Web Design & SEO Company | ShiftWeb Solutions
WordPress.com