No your business cards will not get ruined after laying in the sun. Our business cards are produced from the best materials available, therefore they will not turn slightly yellow from sunlight. Only carbon fiber products produced with the wrong or cheap materials have this tendency.
Your business cards does not belong to this category of products. The best way to store your business cards is of course to keep them in the nice black leather box in which they were delivered in. More.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.