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Take It With You

Don't let business cards and important documents get lost in the shuffle.

This story appears in the January 2008 issue of Entrepreneur. Subscribe »

Neil Mammen knows firsthand the benefits of digital record keeping, especially while he's on the road. In late 2006, the founder of San Jose, California, engineering design firm Tentmaker Systems received a letter from the IRS requesting itemized proof for nearly $30,000 in past business expenses. His accountant had worse news: Mammen's credit card statements would not suffice; he needed individual receipts.


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