The number of inquiries is rising, but sales reports that “few customers are worth pursuing further.” In this situation, looking only at traffic, form submissions, or cost per lead can easily direct budget toward low-quality sources. To identify the channels truly worth investing in, use SaaS marketing platform data analysis to connect traffic sources, inquiry content, sales follow-up, and deal records. Compare each channel’s qualified lead rate, opportunity rate, and customer acquisition cost rather than ranking channels by inquiry volume alone.
In practice, you can start with a channel quality table: first agree on what counts as a good lead, then fill in source and sales outcome data, and finally compare channels over the same acquisition period, target market, and product type. Otherwise, spam inquiries, duplicate submissions, and leads that have not yet completed follow-up can all distort the assessment.
Providing an email address means a lead can be contacted; it does not indicate purchase intent. For foreign trade inquiries, define qualification criteria based on your business. For example, contact details are valid, the need matches your main products, the lead is in a market you can serve, and there is a clear purchasing or partnership requirement. Leads whose budget has not yet been confirmed can be kept as pending verification rather than classified as invalid outright.
You should also define invalidity reasons, such as product mismatch, market mismatch, unable to contact, or non-purchasing inquiry. If sales only enters “poor quality,” marketing cannot determine whether to adjust targeting, page content, or the contact process.
First check whether the platform supports source parameter tracking, lead exports, and sales status updates. If there is no direct integration, you can still link exported data using a consistent lead ID. The key to analysis is not the number of reports, but whether each lead can be tracked from acquisition through to its subsequent outcome.
When the same customer submits multiple inquiries, retain the details of each submission, then deduplicate for reporting using a consistent customer identifier. Do not merge records based only on similar company names, and do not automatically classify “being contacted” as invalid; otherwise, channels with slower follow-up may be undervalued.

Classify missing sources separately as “Unknown source”; do not allocate them to other channels just to make the report look complete. After launching tracking, visit through a tagged link, submit a form, and then check the lead and returned status to verify that the entire process is connected.
We recommend using one row for each channel or campaign, with a consistent deduplicated lead definition. The metrics below should be used together; no single metric should determine the budget on its own.
Ensure the scope of costs is consistent. If you count only media spend for paid advertising, do not compare it directly with the total cost of organic search that includes content production and operational labor. When the denominator is zero, mark the metric as not currently calculable; do not display it as zero cost. When there are too few closed deals to provide a reliable sample, you can first monitor qualified leads and opportunities, but you cannot use them to promise final returns.
Group leads by creation date and give each group the same follow-up observation period. For businesses with long purchasing cycles, do not divide the number of deals closed this month directly by the number of new leads this month, because the deals may have come from earlier acquisition cohorts. Leads that have not completed the cycle should be marked as still under observation.
A customer may first learn about a product through search, then submit an inquiry through an ad or direct visit. Where possible, retain both the first-touch source and the source before submission: the former helps assess new-customer acquisition contributions, while the latter helps identify the conversion entry point. Attribution is only a method of allocating credit; it does not prove that a single touchpoint caused the deal.
The same channel may perform differently across countries, languages, or product lines, so review them separately. Also compare initial response time and follow-up completion rate: leads lost due to delayed replies should not be attributed entirely to source quality. Avoid drawing conclusions by ranking conversion rates when sample sizes are very small.
If inquiry volume is high but the qualification rate is low, first check the campaigns, search terms, or landing pages associated with invalidity reasons. Narrow mismatched traffic and make product applications, service scope, or partnership requirements clear on the page. If the qualification rate is high but the opportunity rate is low, first review response speed, needs assessment, and the handoff to quotation; do not rush to discontinue the channel.
For sources with an acceptable cost per qualified lead and consistently stable opportunity performance, you can increase investment in stages while monitoring whether the quality of incremental traffic declines. Record the date, scope, and expected metrics for each adjustment, and avoid changing targeting, creative, and landing pages all at once where possible. Review the results after the same cohort of leads has completed the agreed observation period; only then can you determine which change made a difference.
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