What do Partners really want?
Legal Writing is so important that there are consultants around the country who earn thousands of dollars teaching new (and not-so-new) lawyers how to do it.
Ross Guberman of Legal Writing Pro, surveyed his clients and the results of his "What do Partners want" survey is at http://www.legalwritingpro.com/articles/partner-survey.html
If you take the time in Law School to hone your research and writing skills, your future employers will see you as superstars.