The retail applications are very obvious - imagine you walk in to IKEA and approach sofa you like the post. You want to buy it, so you take a phone out of your pocket, unlock it and BAM - so you the picture of the sofa, you could add it to the cart or read more about it.
If you go browsing for other furnitures some of them like a pillow might notify you that it fits to the sofa you have in the cart.
No more wooden pencils and obscure Swedish names you need to write down :P We posted a blog post about it http://blog.estimote.com/post/57087827916/wooden-pencils-are...