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Organize This: The refrigerator.
A neat fridge is not just more sanitary (storing meats in the bottom shelf prevents unsavory drips, but can also help you make healthier choices. Brian Wansink, Ph.D, author of Slim by Design, has found that assigning fruits and vegetables to the top shelf (rather than the crisper) encourages people to eat three times as much produce.

Not That: Herbs and spices.
"Don't waste your money on crazy contraptions for these," says interior designer Taniya Nayak, who regularly appears as a design expert on The Food Network. "There's only one rule you should follow—keep the [ones] that you use most often in the front, with specialty ingredients in back."