Sourced pipeline refers to pipeline (and ultimately revenue) that is directly attributed to a specific team, channel, or campaign as the originating source of the opportunity. When a deal is "marketing sourced," it means a marketing activity is credited with creating the opportunity — as opposed to merely influencing or accelerating it.
Sourced vs. influenced: the critical distinction
In most B2B organizations, pipeline is categorized into two buckets:
- Sourced: The activity or team that is credited with generating the opportunity. This typically requires the touchpoint to have occurred within a narrow window (e.g., 30 days) before the opportunity was created, and for it to be the first meaningful marketing interaction.
- Influenced: The activity touched someone involved in the deal but wasn't the originating source. Influenced pipeline uses a broader influence window (e.g., 90-180 days) and acknowledges the multi-touch nature of B2B buying.
This distinction has real consequences: it determines which team gets credit, which programs receive investment, and how marketing and sales leadership evaluate their performance.
Why sourced pipeline is contentious
- Oversimplification: In complex B2B deals with dozens of touchpoints and multiple buying group members, reducing the origin to a single source misrepresents how the opportunity actually came to exist.
- Definition disagreements: What counts as "sourced"? Is it the first touch? The last touch before opportunity creation? The campaign with the most engaged contacts? Different definitions yield different results.
- Team competition: When sourced pipeline is tied to team quotas and compensation, marketing and sales often compete over credit rather than collaborating on outcomes.
- Window sensitivity: A deal "sourced" by marketing with a 30-day window might be "sales sourced" with a 14-day window. The choice of window is often more political than analytical.
How to think about sourced pipeline more effectively
- Use alongside influenced: Sourced tells you where the opportunity originated. Influenced tells you what helped it progress. Both perspectives are needed for complete understanding.
- Align on definitions: Before reporting on sourced pipeline, ensure marketing, sales, and executive leadership agree on the rules — what window, which touches qualify, and how edge cases are handled.
- Consider forensic attribution: Rather than relying on rigid sourcing rules, forensic methods reconstruct the actual origin story of each deal, often revealing that the "source" was more nuanced than any rule-based model can capture.
Sourced pipeline remains a useful and widely used metric, but it's most valuable when treated as one lens among several — not as the definitive answer to "who gets credit."