Google Alert http://www.google.com/alerts - great for keeping track of things and who might be writing about you!
Google Reader http://www.google.com/alerts for rss feeds (including this forum)
Linkedin.com http://www.linkedin.com - great for networking amongst other business people who are potential clients or resource providers
NCH Software http://www.nch.com.au/ - express scribe for transcriptions is a free download
Zamzar http://www.zamzar.com/ free file conversion