After they've met those requirements, players will still have to pay for the items with in - game currency which can be purchased with real money. (gap4.com)
When on holiday when paying for an item in a shop I was asked if I would like to pay in local currency or my home currency of pound sterling. (thetravelmagazine.net)
These allow you to pay for items when out and about, using just the watch. (pocket-lint.com)