For Dummies For Dummies

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Reduce your use of air conditioning in the summer and heating in the winter. ... Not only does a clean filter make your furnace run more efficiently but some furnace maintenance contracts are not enforceable ... To select a contiguous range of months, hold down the Shift key, click Home Month, and then click another month. For Dummies
Author:Gail A. Perry, CPA, Matt Krantz
Publisher:John Wiley & Sons - 2010-10-29


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