A better list is not what pays back. Pre-contact SQLs pay back in three places: hours your SDRs stop spending on research, tools you stop paying for once the workflow owns the qualification, and pipeline that doesn't collapse on the first call because the qualification bar was already met.
The average outbound SDR spends the bulk of the week on list-building and manual research - not on conversations. When accounts arrive already qualified with the decision-maker and contact path attached, that time comes back. It shows up as more meetings, not as a spreadsheet.
When qualification is owned upstream, the tools that existed to prop it up start looking optional. Teams commonly retire a database subscription, a research VA, and one or two enrichment add-ons after switching. The savings are real, but they're the second-biggest lever - not the first.
The biggest lever, and the hardest to see on a spreadsheet. Accounts that were qualified against your definition of fit - with evidence, inference, and caveats disclosed - don't disappear on the first call. Discovery-to-opportunity conversion is where the return compounds.
An honest note about ROI, because most vendors won't give you one.
What we will do: run a pilot on a real slice of your market, share the qualification model in writing, and let the accounts we deliver make the case.