Google has recently started talking about mobile friendly websites and how they will (potentially) penalise websites that are not mobile friendly. This basically means – does your website view properly on mobile devices, phones, tablets, etc. This is generally termed Responsive Web Design or RWD by the trade.
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IFTTT (If this then that) have introduced 3 buttons for mobile users that allow you to instantly create buttons that send notes, photos and other actions from the famous online system.