You must use code jjww3 to get your £3 free credit.
I've just started using this incredible taxi service called Uber and it's amazing and best of all cheap. Download the app on your phone and use it in over 200 cities. You click a button and a taxi usually gets to you in under 10 minutes and takes you wherever you want to go.
Use the code jjww3 and get your £3 free credit. If you haven't used Uber before then you're missing out