NSFW has particular relevance for individuals making personal use of the Internet at workplaces or schools that have policies prohibiting access, even inadvertently, of sexually explicit images. Companies and universities frequently adopt such policies because they regard the presence of sexually explicit images as a misuse of company property (or education resources) and, potentially, a violation of sexual harassment policy.
NSFW is often sarcastically used, under the same circumstances, as a meaning for "Now Show Friends and Workmates". So go and get them and start clicking some of the links on the left!!!