Where do I find the key license document?

Just bought the program and downloaded it. Now i wanna upgrade into the full version, where do i find the key license document?

It’s been sent to you by email. Since I don’t know your email address please send an email to me at jan@cosmigo.com
Please also have a look at the spam folders. Also there is always a little bit of delay when processing the order, so it might just have been processed although you ordered some hours ago.