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The fastest-growing part of the online dating market is people over 50, according the CEO of the Match Group. Carmen Winant/Getty Images hide caption

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Matchmaking apps like Tinder can help people find potential dates quickly. Tinder hide caption

itoggle caption Tinder

The Sayles family on their farm in Michigan. Julie and Rick Sayles met through the site FarmersOnly.com five years ago. /Courtesy of Iryshe Photography hide caption

itoggle caption /Courtesy of Iryshe Photography

Wait, where can we get a heart-shaped mouse? Monkey Business Images/iStockphoto.com hide caption

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A bride and groom exchange rings during a traditional Indian wedding ceremony. Although most marriages in India are still arranged, a growing number of women are taking matters of the heart into their own hands, using social networking clubs and matrimonial websites. iStockphoto.com hide caption

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A growing number of smartphone apps use internal GPS to help singles locate potential mates nearby. While men are enthusiastic about the apps, women have been slower to adopt them. Sean Locke/iStockphoto.com hide caption

itoggle caption Sean Locke/iStockphoto.com