You don't have time to read 40 articles, scan three competitor sites, and skim a whitepaper. But the decision in front of you needs all of that. The Researcher does the reading so you can do the deciding.
You ask: “Should we expand into corporate catering?” Thirty minutes later you have a briefing on local demand, three competitors with pricing, two case studies of restaurants that made the jump, and a list of the five things you’d need to figure out first. Every claim links to a source.