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To shop
Combine holiday shopping and altruism at nonprofitshopping mall.com. Choose a charity, and shop retailers such as Target and amazon.com, which make donations for every purchase routed through the site.
To donate
Help Ronald McDonald House Charities decorate for the holidays by buying an ornament ($25, $50 or $100) that will hang at one of the Chicago-area locations. Call 630-623-5530 to sponsor before Dec. 24.
To fashion
Love sample sales? Join hautelook.com for dibs on private, members-only online sales, with up to 75 percent off designer merchandise. Membership is free.
Rock the vote
Help the Shedd Aquarium name the 3-month-old beluga calf. Vote at nbc5.com, and the name will be revealed Dec. 21.
