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2. QR code - Wikipedia

   en.wikipedia.org/wiki/QR_Code

   The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. [5] [6] [7] The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; [8] the pattern of position detection was found and determined by applying the least-used ratio (1:1:3 ...

3. United States Playing Card Company - Wikipedia

   en.wikipedia.org/wiki/United_States_Playing_Card...

   The United States Playing Card Company (USPC, though also commonly known as USPCC) is a large American producer and distributor of playing cards. It was established in 1867 as Russell, Morgan & Co. and founded in Cincinnati, Ohio in its current incarnation in 1885. Its many brands include Bicycle, Bee, Tally-Ho, Champion, Congress, Aviator ...

4. Five apps for business card scanning - AOL

   www.aol.com/news/2013-03-18-five-apps-for...

   Persistent critters, those little analog cardboard rectangles. Even with the option to scan QR Codes, email vCards or bump phones to swap contact information, the venerable business card keeps on ...

5. Barcode - Wikipedia

   en.wikipedia.org/wiki/Barcode

   A barcode or bar code is a method of representing data in a visual, machine-readable form. Initially, barcodes represented data by varying the widths, spacings and sizes of parallel lines. These barcodes, now commonly referred to as linear or one-dimensional (1D), can be scanned by special optical scanners, called barcode readers, of which ...

6. 10 Receipt Scanner Apps That Reward You for Everyday Shopping

   www.aol.com/finance/best-receipt-scanner-apps...

   1. Fetch Rewards: Best for Free Gift Cards. Fetch Rewards lets you earn a minimum of 25 reward points by scanning digital and print receipts — 35 points minimum for qualifying purchases. It also ...

7. Add or disable 2-step verification for extra security - AOL Help

   help.aol.com/articles/2-step-verification...

   1-800-358-4860. Get live expert help with your AOL needs—from email and passwords, technical questions, mobile email and more. Add or disable 2-step verification for extra security. Add an extra security step to sign into your account with 2-step verification. Find out how to turn on 2-step verification and receive a verification code, and ...