The latter lets you show your notes and even sketch out ideas on the big screen by connecting your iPhone or iPad via AirPlay or a cable to work with a note in Evernote.
With the business card scan feature you simply choose the business card option from the photo note capture mode of Evernote and take a photo of the card. (The card data then becomes editable so you can correct any mistakes).
The end result is you that you now have a business card contact in Evernote as well as the original image. (Source article)
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