This is a net based service that lets you send faxes simply by sending the document you created to the fax driver.

Popfax-printer is a printer driver application that lets you send faxes across the world. Once installed the software creates a virtual printer. Any document created in any of the Windows application that is printable, can be sent for conversion to fax format and onward transmission to the recipient. The documents are converted to TIFF FAX G3 format and sent to a fax machine via Internet. It is possible to send the fax to multiple destinations at the same time. It enables simultaneous sending to multiple fax destinations. Conversion of various file formats is supported. There is no need to have a fax device to get the faxes sent. The application interface is available in English, French, German, Italian, Romanian, Russian and Spanish.

The software will let you receive unlimited amount of faxes, you can use a local fax number for the purpose. The service charges are very low, charges are done in a subscription model. You can choose from one of two modes of transmitting the faxes. One is by sending the fax to an actual fax machine at the recipients premises. the second method is to send the fax as an email. It is up to you to choose the mode you want to use. You can broadcast a fax to a group of fax numbers if you are in a direct mailing campaign. Though the use of faxes has come down drastically, there are a lot of businesses that still use fax machines. This could be a handy solution compared to investing in a new machine.