% of faxes successfully received by the intended fax machines.
Low delivery rates indicate bad or fax lists outdated fax numbers.
2. Bounce/Failure Rate
% of faxes that failed to send (busy signals, no answer, invalid numbers).
Helps identify numbers to remove or verify.
3. Response Rate
% of recipients who respond to your fax (call back, fax back, email, website visit).
Primary indicator of list quality and message effectiveness.
4. Conversion Rate
% of responses that convert into actual leads, sales, or appointments.
Measures the ROI of your fax campaign.
5. Opt-Out Rate
% of recipients who request removal from your fax list.
Helps monitor list cleanliness and compliance.
6. Cost per Lead (CPL)
Total campaign cost divided by the number of leads generated.
Useful for budgeting and comparing campaign efficiency.
7. Return on Investment (ROI)
Revenue generated versus total cost spent on the campaign.
Ultimate metric to assess profitability.
8. Time to Response
Average time it takes for recipients to respond after receiving a fax.
Helps optimize follow-up timing.
Bonus Tips:
Use unique phone numbers or URLs per campaign or segment to track responses accurately.
Combine fax metrics with CRM data for deeper insights.
Regularly clean your list based on bounce and opt-out data to improve future campaigns.
Bottom Line:Measuring these key metrics lets you fine-tune your fax list and campaign strategy, improving engagement and maximizing your marketing budget.
Need a ready-to-use tracking template or help setting up analytics?