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QR Codes. How do they work?. 1. Start with a Smartphone. 2. Download an app to read QRcodes. 3. Find a QRcode. 4. Here’s one!. 5. Scan it. 6. Up pops a website Or a vcf card Or an e-mail address Whatever you want to link to the QRcode.
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QR Codes How do they work?
1. Start with a Smartphone 2. Download an app to read QRcodes 3. Find a QRcode
6. Up pops a website Or a vcf cardOr an e-mail address Whatever you want to link to the QRcode