What does the i'm emoticon  represent?

It tells your contacts that you are making a difference, it is short for "i'm making a difference".

What are the i'm emoticon  codes and causes?

• American Red Cross --  ready to help, code = *red+u
• Boys & Girls Clubs of America --  providing a positive place for kids, code = *bgca
• National AIDS Fund --  fighting AIDS, code = *naf
• National MS Society --  joining the MS movement, code = *mssoc
• ninemillion.org --  helping 9 million refugee kids, code = *9mil
• Sierra Club --  exploring and protecting the planet, code = *sierra
• StopGlobalWarming.org --  stopping global warming, code = *help
• Susan G. Komen for the Cure --  finding the cure, code = *komen
• UNICEF --  helping kids survive, code = *unicef