SDFax is a print driver for your Macintosh. To use the software, select the SDFax icon in your chooser, and then print your document as you normally would.
SDFax will prompt you for the recipient's fax number and other information for the cover page and then formats your document and transfers it to a TPC Fax server via e-mail as shown below.

For more information on the TPC project, read the chapter How The TPC Project Works in this document.
To use SDFax, you will need all of the following: