The most important design element which defines the perfect balance in a modern home improvement is simplicity. However, it might be quite difficult to obtain simplicity therefore it is a real challenge for interior designers. They don't have only to arrange in an area some pieces of furniture and accessories. Interior design must be regarded as a whole, it must define the owner's preferences, it must define elegance and comfort and to respect aesthetic principles. A balance between shapes and colors, styles and finishing, the architecture of a house and the theme approached for homes are absolutely necessary for home decoration. In this case the advice of a professional is extremely useful and it helps you save precious time looking for products which you don't know whether they match your home or your personality. Colors are very important in home renovation regardless their destination: on carpets, sofa or accessories. Besides, exotic elements and geometric shapes combine elegance with modernism in any home.