how sniff works
Image by Will Lion
“When you want to check their whereabouts, you simply text the word sniff, followed by the person’s name, to a special SMS short code, at a cost of 50p a message. You will then be sent a map link of their whereabouts that you can view on your mobile phone or computer.”
How Sniff (Social Network Integrated Friend Finder) works | Telegraph
Background image courtesy of publicenergy: www.flickr.com/photos/publicenergy/1846375599. This citation appears in the top right of the image.