38 Degrees is campaigning on the Olympic tax exemptions.
Some have asked what those exemptions are. They are detailed here, and here:
Working for a London 2012 Rights-holding broadcaster: Income Tax exemptions How certain non-UK residents working for Rights-holding broadcasters can qualify for an income tax exemption
London 2012 Rights-holding broadcasters: business profit exemptions Understand permanent establishment and the tax exemptions for certain non-resident businesses that broadcast the 2012 Games
London 2012 Rights-holding broadcasters: PAYE and National Insurance Employers: understand the tax exemptions on the income you pay your non-UK resident staff working to broadcast the 2012 Games
London 2012 accredited individuals: Income Tax exemptions Which non-UK residents qualify for a temporary tax exemption on income earned performing certain official functions at the Games
Accredited Individuals and 2012 Partner Workers: PAYE and National Insurance for employers Employers: understand the tax exemptions on the income you pay to non UK resident employees or partner workers delivering the Games
Accredited individuals and 2012 Partner workers: Business profits exemption Understand permanent establishment and the tax exemptions for certain non-UK companies and workers delivering the 2012 Games
London 2012 Partner Workers: Income Tax exemption If you're a non-UK resident working for, or contracted to a London 2012 Partner your earnings could be exempt from UK Income Tax
London 2012 Ceremony performers: UK Income Tax exemptions Claim a temporary exemption from UK Income Tax if you're a non-UK resident who performs in the opening or closing ceremonies of the 2012 Games.