Amex Green rejected immediately. Why?

I'm immediately rejected by Amex, even though I'm actually quite trustworthy. I'm 21 and have been self-employed in the media sector for over 4 years (founded at 17 while in school). I entered the following into the application form: Net income €2,501-€3,000 Main activity Business owner (IT sector - there was nothing more suitable) Now a little more information about my circumstances. I always have €10,000 lying around in the business account (where I applied for the Amex). I know it's not