Susan Cash shares how she has built her personal learning network (PLN) using various social media tools. She details how she initially shunned social media but discovered Twitter's value for connecting with other educators. She highlights several tools - Twitter, Diigo, and Ning - that have been most useful for collaborating, sharing resources, and staying updated in her fields. Cash provides an overview of how she plans to incorporate these tools into her teaching practices and help students develop their own PLNs.