Your numbers are flawed. YES could be a very big deal. Look at similar opportunities in the US such as PeaPod or Instacart which is doing over a million a week http://www.forbes.com/sites/erikamorphy/2015/02/16/instacart-is-retails-new-best-friend-just-ask-whole-foods/ http://www.runtri.com/2013/03/mobile-commerce-results-30-of-total.html