Very nice Service marketing by utilizing the Mobile Augmented Reality and packaging it with an event; in this case Wimbledon. Brief description:
"Using the Android G1’s compass, camera, and GPS, IBM’s app shows pop-up windows whenever it recognizes whatever you are pointing at: tennis courts (along with who is playing), bathrooms, buses, and so on." via TechCrunch
Developed by: ibm, ogilvy and mobilizy