Share 'Access Home or Office PC While Away'

Sure, you probably have a PDA - a blackberry or Treo, perhaps - that lets you see your e-mail when you're traveling. But what if you need documents, or anything else saved on the hard drive of your home computer ? There are at least three applications that allow you to access everything stored on your PC, for $10-$20 a month (or less if you pay annually up front. ) The best known, and perhaps ...