Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Blazej ...

Some Social Security number requests are not optional. Federal reporting systems rely on the SSN as a primary identifier. Employment offers the clearest example. Employers collect your SSN to report ...

Forbes contributors publish independent expert analyses and insights. Robert W. Wood is a tax lawyer focusing on taxes and litigation. This article is only about taxes. There may be many other ...