18% of Obama supporters likely to sign an online petition

Among those who go online, Obama supporters are more likely to sign an online petition (18% have done so, compared with 11% of McCain supporters), sign up to receive emails from the candidates or campaigns (17% vs. 8%), contribute money online (13% vs. 5%), to post their own political commentary or writing (8% vs. 4%), and volunteer online for activities related to the campaign (5% vs. 2%). While Clinton’s online advantages are not as clear cut, her supporters are more likely than McCain’s supporters to sign up for candidate emails (16% vs. 10%) and to sign up online for campaign-related volunteer work (5% vs. 1%), according to Pew Internet Project.