The document discusses how LinkedIn has become the most powerful recruiting tool, surpassing other social media platforms. It notes that 89% of recruiters have hired someone through LinkedIn and that managers now conduct internet searches of candidates before hiring, with the first result typically being the candidate's LinkedIn profile. As such, the document argues that having an up-to-date and professional LinkedIn profile is effectively the new resume, representing a candidate's brand to recruiters and as a result, those without a strong LinkedIn profile may be missing out on career opportunities.