About 69% of respondents graded corporate America's reputation as either not good or terrible, just slightly lower than the 71% in 2005.At a time when being big is a bad thing, it is important that companies tell the world they care about more than just their stockholders, says Andria Lickfelt, a homemaker in Springdale, Ark., who gave Sears Holdings Corp. high marks for its sponsorship of t