...

Our Email-to-Fax service allows you to e-mail a fax-supported document (such as a .PDF) that gets converted to a fax transmission. To enable this feature, go to DIDs > Manage DIDs. Find the DID that will be used for this feature on and click the Pen and Paper icon.

...

To view pricing for this service, download the T38 term Email To Fax rate deck by going to Billing > Packages & Pricing > Other Services (prices vary depending on destination and are determined by the cost of the call).
All faxes are treated and billed as voice calls. If the fax takes 60 seconds to send, you are billed for a 60 second call.

...

How to use E-mail to Fax

Below is a sample screenshot of all you need to send an E-mail to Fax. Open your E-mail client, compose a new message, and in the "To" field, type fax<destinationnumber>@titaniumvfax.com. You will simply replace <destinationnumber> with the 10-digit destination that you wish to fax. Then, attach any supported document types to the e-mail and send the message. It is not necessary to include a subject or body, as these fields are ignored.

...

• Your email domain must have a SPF record configured. (For more information regarding SPF Records, click here).
  

Valid attachment types are:

...