1) The document discusses different styles of window treatments including classic, rustic, retro, contemporary, eclectic, romantic and their key characteristics.
2) For classic style, treatments are proportioned and richly embellished with fabrics like shimmery silk and deep pile velvet. Rustic style uses basic fabrics and trimmings for a simple, natural look.
3) Retro style uses contemporary products inspired by the past, often with prints from the art deco or Hawaiian eras. Contemporary style favors minimalism, texture over patterns, and sleek, uncluttered lines.