57% of users say they won’t recommend a business if it has a poorly designed mobile site. (You can check if your site is mobile friendly here: http://www.google.co.uk/webmasters/tools/mobile-friendly/)

40 times. Email marketing is 40 times more effective at acquiring new customers compared to Twitter or Facebook.

70% of smartphone users who bought something from a shop first searched on their mobile for information relevant to that purchase.

2 devices.Whilst 60% of adults in the US and UK use at least 2 devices each day, 40% of adults online will begin an activity on one device and finish it on another.

2 trillion. The number of searches Google handles per year (more than half now come from mobile).

79% of shoppers who are dissatisfied with a brand website performance,  say they’re less likely to purchase from the site again.