There have been a number of recent campaigns that employ digital tools to get the audience to do something, from ASB’s Like Loan to Sky’s ‘Bring down the King’ to Vodafone’s sailing game to Bonus Bonds’ longerconga.co.nz. Now Emirates is joining in the fun and asking Kiwis to use social media to propel three charities to Australia. PLUS: Potentia asks charities to submit films for the chance to get $10,000.