Continental Airlines began testing of paperless boarding passes last week at Houston Airport. If all goes well, you'll be paperless for an upcoming flight as well. How does this technology work? Passengers can use cellular phones or PDA’s as boarding passes using encrypted bar codes. It cuts out all of the needless paper usage AND in totally in sync with the way technology is developing today. The barcodes are received by the passenger as an SMS text message. Passengers will receive their boarding passes electronically, then present the barcode to be scanned by the TSA at the security checkpoint. The idea is to provide additional security, as the barcodes are not as easily reproduced as counterfeit boarding passes. Read the rest of the story at BusinessTravelLogue