One more entry for business card!
The design is simple, and remember that the genius is in simplicity. It's the perfect light-hearted visual cue to let clients know that although you are professional, you are also a creative soul. The colours of the clouds will hint at the colours of your logo and your creative side, yet if you flip the card, your clients will know that when it comes to business, you are a professional, top-notch, organizational genius. Same design can be applied to the flyer.