Add new themes in WordPress

Hi, I want add new themes on www.ads-software.com I add a new themes and tell me:

The following theme tags are not allowed:
– fixed width
– left sidebar
– two columns
– valid XHTML
– widgets
See https://www.ads-software.com/extend/themes/about/ for a complete list of approved theme tags.

Where I add this tags?

Sorry but I’m italian is there one persone who clarify how to add themes?

I create themes with artisteer.