77-year-old Suzette D'Hooghe works on her laptop computer during a computer class in Des Plaines, Ill., in 2003. Increasing numbers of people older than 50 are turning to social networking to share updates and connect with family and friends.
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Peace Corps volunteers cheer as President Obama speaks at the airport in Accra, Ghana, in July 2009. Staying connected to friends and family back home is easier for volunteers these days, thanks to technology.
Haraz N. Ghanbari/AP
Andrew Lowenthal (left) receives his $50 gift card from Red Velvet Cupcakery employee Lauren Knight at the company's store in Washington, D.C. More than 2,000 customers purchased the cards for $25 through a deal with LivingSocial.