What Is Faxing and Why It Still Matters?

Faxing, short for facsimile transmission, converts printed material into a digital signal that travels over telephone lines or the internet. Despite the rise of email and cloud sharing, many industries—healthcare, legal, and government—still rely on fax for its perceived security and regulatory compliance.

Understanding the core purpose of fax helps you decide whether a traditional machine or a cloud‑based solution fits your workflow. In the United States, HIPAA and other regulations often mention fax as an approved method for transmitting protected information.

Choosing the Right Fax Method: Traditional vs. Online

Traditional Landline Fax Machines

Physical fax machines connect directly to a phone line. They are straightforward: load paper, dial a number, and press “Send.” This method requires no internet connection and works even during outages that affect broadband services.

However, traditional faxing involves ongoing costs for paper, ink, and a dedicated phone line. Maintenance and occasional jam‑clearance can also interrupt daily operations.

Internet Fax Services

Online fax services turn documents into digital files, route them over the internet, and deliver them to a recipient’s fax machine or email. They typically offer a web portal, mobile apps, and API integrations for automated workflows.

These services reduce consumable expenses and provide features such as encryption, audit trails, and easy archiving—important for businesses that need to meet compliance standards.

Preparing Your Documents for Fax

Before you send any fax, ensure the document is clear and properly formatted. Scan physical pages at 200 dpi or higher, or save digital files as PDF or TIFF. Double‑check that all pages are in the correct order.

When using an online fax service, most platforms allow you to add a cover sheet, set a recipient name, and include a brief message. These details help the receiver identify the purpose of the fax quickly.

Sending a Fax with a Physical Fax Machine

Loading Paper and Dialing

Insert a clean stack of letter‑size paper into the feeder tray, making sure the paper guides are snug. Enter the recipient’s fax number, including any required “+1” country code for United States calls.

Press the “Send” button and wait for the confirmation tone. Most machines print a receipt that includes the transmission status, time, and number of pages sent.

Common Error Codes

Fax machines often display error codes such as “Paper Jam,” “No Tone,” or “Line Busy.” Consult the user manual for specific troubleshooting steps, but a quick reset—turning the machine off for 30 seconds and back on—resolves many issues.

If the line remains busy, verify that the phone line is not being used for voice calls or that the line is not faulty. A line tester can help identify wiring problems.

Sending a Fax Using an Online Fax Service

Uploading and Tagging

Log in to your online fax provider’s dashboard, click “New Fax,” and drag‑and‑drop your document. Add a cover page if desired, then type the recipient’s fax number.

Many platforms let you tag the fax with keywords or project IDs, which simplifies later retrieval and audit. After confirming the details, click “Send.” A status update appears within seconds, confirming successful delivery.

Scheduling and Automation

Advanced services support scheduled faxing—perfect for recurring reports or invoices. Set the date and time, and the system will automatically dispatch the fax without further input.

Through API integration, businesses can embed fax functionality directly into existing software, creating seamless workflows that trigger fax sends based on events such as order fulfillment or contract signing.

Security and Compliance Considerations

When transmitting sensitive data, encryption is essential. Most reputable online fax services encrypt files both at rest and in transit, meeting standards like AES‑256. Traditional fax machines rely on the security of the telephone network, which is generally considered safe for non‑critical information.

For HIPAA‑covered entities, verify that the fax provider signs a Business Associate Agreement (BAA). Keep audit logs of sent and received faxes, and store received documents in a secure, access‑controlled repository.

Cost Comparison: Traditional vs. Online Fax

Understanding the total cost of ownership helps you choose the most economical solution for your business. Below is a quick comparison of typical expenses.

While traditional fax may appear cheaper for very low volumes, online services quickly become cost‑effective as fax traffic grows, especially when you factor in reduced consumables and staff time.

Troubleshooting Common Fax Issues

If a fax fails to send, start by checking the connection. Verify that the telephone line is active for analog machines, or that your internet connection is stable for cloud services.

Other frequent problems include:

• Incorrect fax number formatting (missing country code).
• Document size exceeding limits (typically 10 MB for online services).
• Recipient’s fax machine offline or out of paper.

Most online platforms provide detailed error logs that pinpoint the exact cause, allowing you to quickly retry the transmission.

Frequently Asked Questions

Can I fax from my smartphone? Yes, many online fax providers offer mobile apps for iOS and Android, letting you capture images or select files directly from your phone.

Is fax still legal for contract signatures? In many U.S. jurisdictions, a faxed signature is considered a valid electronic signature, provided the parties consent to this method.

Do I need a separate fax number? Not necessarily. Online services often assign you a virtual fax number that can be used like any traditional line.

For a deeper dive into the basics and to explore the best service options for your business, visit our guide on how to send a fax.