With everything from photo editing to bill pay in the palm of their hands, it’s no wonder most Millennials would rather give up their car than their smartphone.

Millennials’ tech obsession runs so deep that a staggering 83 percent of them actually sleep with their mobile devices. Since mobile phones rarely leave users’ sides, it naturally makes them the most efficient point of contact for marketers.

Having a strong mobile presence is becoming essential to businesses’ success, with 15 percent of online retail taking place on mobile devices in 2013. That number is estimated to reach 25 percent by 2017, which means that if your business hasn’t yet developed a mobile presence, you’re missing out on a huge stream of potential revenue.…