A great social networking campaign from Cancer Research UK to raise awareness of skin cancer among the UK’s 15-34 year olds, dangles an exclusive gig from Ladyhawke and Bombay Bicycle Club as a prize to those who can amass the biggest virtual guest list of friends. Via Unity, London. www.skindividual.co.uk 

Wimbledon 2009 has kicked off and long-term IT partner IBM has created The Seer Aggregator, a downloadable Twitter app which enables GI owners to access real time Tweets from players and commentators. The Seer Android Beta takes a live video feed from the handset’s camera and superimposes additional content and data into the video stream. www.wimbledon.org/ibm