You don't need to buy a scanner to sign, scan and send official documents -- just follow these steps to use the scanner right ...

For an iPhone, open your Notes app and find the camera icon at the ... Adjust the borders to capture the document, then tap “Scan” on the upper left. You can then save the document or rescan ...

Installing new apps for your Android device is easy: launch the Android Market application, search for an app and install it. However, with a barcode or "quick response" scanner app, you can also ...