Bob Ben

Here are three ways to share business card: Take picture, Scan QR-code or Tap as a NFC tag (Works on Android 4.4+ with NFC).

Take picture: Use phone camera take a shot of screen.

Scan QR-code: Use phone camera scan the generated QR-code.

Tap as a NFC tag: Put your phone to "screen on but locked" status, then Tap it with other NFC-enabled device (Android, Windows Phone, Blackberry, laptop, card reader ...).