The relationship between brand awareness and revenue has always been a fascinating one, especially so when social participation and the support of charities in a cash-strapped age is the subject of the conversation. The Charity Social 100 Index is the result of six months of study looking at how charities in the UK are using social media. It sheds some interesting light on how charities are developing as social brands. The research is a compilation of financial, brand and social media rankings based on two snapshots taken of 300 charities, at the end of May and again at the end of August, 2011. The Social Charity 100 Index reflects the top 10