Matching Pairs CrowdsourcingOnline version Matching exercise by Ágnes Sebestyén 1 iStockphoto.com 2 Netflix 3 CambrianHouse.com 4 Threadless.com 5 Eli Lily and DuPont They have tapped online networks of researchers and technical experts, awarding cash prizes to people who can solve vexing R&D problems It lets the public submit ideas for software products, vote on them, and collect royalties if a participant's ideas are incorporated into products. An online video rental service, uses crowdsourcing techniques to improve the software algorithms used to offer customer video recommendations. The team or individual that achieves key software goals will receive $1 million. It lets online members submit T-shirt designs and vote on which ones should be produced. It allows amateur and professional photographers, illustrators, and videographers to upload their work and earn royalties when their images are bought and downloaded. The company was acquired for $50 million by Getty Images.