Cost and ROI

How to track which channel signs cases

To know which channel signs cases, record the lead source on every intake, mark the stage each lead reaches, and send signed-case outcomes back to your ad platforms. Google supports importing offline results. Because the data is about prospective clients, ask your ethics counsel what you may share.

Key takeaways

  • Track the lead source and outcome on every intake, not just clicks and calls.
  • Google Ads supports importing offline results, such as a signed retainer, back to the ad.
  • Define your stages once: lead, reached, qualified, consult, signed.
  • Lead data may be confidential. Ask counsel before you share it with any platform.

Why do clicks and calls not tell you enough?

A channel that sends many calls may send few signed cases. Cost per lead can look good while cost per signed case is poor. You only find out by following each lead to its outcome.

What do you track?

StageWhat to recordWhy it matters
LeadDate, time, source, campaign or ad, how they contacted youShows which channels produce enquiries
ReachedTime of first contact and who made itShows speed to lead by channel
QualifiedWhether the matter fits your practiceSeparates good leads from poor fits
Consult bookedDate and intake ownerShows where leads drop off
SignedRetainer date and case typeThe outcome that pays
ValueSettled or closed amount, when knownShows return, months later

How do you connect ads to signed cases?

  1. Capture the source on every lead, with a hidden field on your forms and call tracking for phone numbers.
  2. Keep the outcome in your case management or intake system.
  3. Send results back to your ad platform. Google’s help page describes saving the Google click ID with the lead and sending it back with the conversion type and timing. It calls enhanced conversions for leads an upgraded version that adds hashed contact data, and it moved these uploads to the Data Manager API starting June 15, 2026.
  4. Review signed cases and cost by source every month.

What should you protect?

People who contact a firm about a possible case may be prospective clients, and information they share can be confidential. Before you pass lead details, even hashed ones, to an ad platform or a vendor, ask your ethics counsel what your state’s rules allow, and read the platform’s terms. Collect the minimum you need.

How does this connect to cost?

Once you have signed cases by source, you can work out cost per signed case. Our cost guide shows the published ranges and the formula.

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Questions

Common questions

Record the source on every lead, mark each lead’s outcome in your case system, and compare signed cases by source. Without the outcome step, you only see clicks and calls.

Google describes offline conversion imports as a way to see what happens after an ad click or call. You save the click ID with the lead, and send it back with the outcome. Google recommends enhanced conversions for leads for new setups.

That is a question for your ethics counsel. Lead details can be confidential, and a person who contacts a firm about a possible case may be a prospective client. Share the minimum, and check your state’s rules and the platform’s terms.

Add a required “How did you hear about us?” and a source field to your intake, then review signed cases by source every month.

Sources and notes

  1. Google Ads Help, About offline conversion imports — describes saving the click ID with each lead; uploads moved to the Data Manager API starting June 15, 2026, per Google’s page when checked

Please note. General information for law firms, not legal advice. Rules differ by state and change. Have your firm’s ethics counsel confirm what applies to you before you act.

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