What are some ways that nuns use social media to help people?

https://traffic.libsyn.com/anunslife/RNC-DM003-ereiserOSB-why-nuns-internet.mp3
Podcast Recorded:

In this Random Nun Clip, we talk with Sister Christine Ereiser, OSB, the "Twittering Nun," about providing meaningful content in 140 characters or less! Recorded live on November 9, 2010.