[german]

That's really good advice Michael, thanks a lot :) We actually have a prototype, but maybe we should focus a little bit more on that and start with branding later on the process.

Do you, being involved in branding, have any advise (book recommendations, blogs, etc).

Thanks a lot for your input!

[michaelpinto]

I've got two words for you my friend: Paul Rand

http://www.paul-rand.com/

That would be a good place to start...