1) Fashion forecasters predict upcoming trends in silhouettes, colors, textures, fabrics, prints, footwear, and accessories on a seasonal basis. They examine influences from high and low fashion and cultural shifts. 2) Other roles include color forecasters, material specialists, print specialists, surface specialists, product designers, buyers, merchandisers, retailers, youth specialists, consumer analysts, and marketers who all work together to identify, communicate, and sell trends. 3) Social media platforms like Instagram, Snapchat, Tumblr, Pinterest, and bloggers/vloggers also influence trends and are monitored by the fashion industry.