It is amazing how much free and truly helpful stuff you can find on the internet. Here is a list of some of the services I use on a regular basis.
FaxZero - Free Internet Faxing
"FaxZero lets you send a fax to any fax machine in the United States (including Puerto Rico) or Canada for free. You don't need a fax machine yourself, but you do need a valid e-mail address."
Livestream - Broadcast LIVE streaming video
"Livestream is breakthrough technology designed for all users, from simple, casual use to professional live production. All that is needed is the desire to communicate, inform, and entertain. If you can use blog publishing platforms like Blogger and Wordpress, you should have no problem using Livestream Broadcaster, Studio and Procaster."
Skype - Free Internet Calling
"Skype is software that enables the world’s conversations. Millions of individuals and businesses use Skype to make free video and voice calls, send instant messages and share files with other Skype users. Everyday, people everywhere also use Skype to make low-cost calls to landlines and mobiles."
TeamViewer - Free Remote Access and Remote Desktop Sharing
"TeamViewer establishes connections to any PC or server all around the world within just a few seconds. You can remote control your partner's PC as if you were sitting right in front of it."
YouSendIt - Send Large Files - Transfer Delivery - FTP Replacement
"For years business professionals have been asking for a solution that would eliminate the frustrations of email attachment limits, the hassles of FTP servers, and the need to use overnight couriers to send large files.
YouSendIt has responded with an answer that fits seamlessly into the busy workflow of every organization. The secure, cost-effective and easy-to-use YouSendIt services are ideal for anyone with the need to send, receive and track digital content."

My Favorite Free Web Utilities