This document summarizes a training presentation about why HR should adopt social media. It outlines five key reasons: 1) enhances recruitment by using sites like LinkedIn and YouTube, 2) enhances training and development through Facebook pages and informal training, 3) enhances information sharing through internal blogs and newsletters, 4) enhances opinions by monitoring social media conversations, and 5) enhances staff morale by showcasing achievements. The presentation then discusses defining social media, provides examples like Facebook and Twitter, and notes that access controls and policies are important.