Leads, in the context of qualitative research and consumer insights, refer to prospective participants or contacts who meet defined criteria and have shown some signal of relevance to a study's objectives. Identifying and qualifying leads is a foundational step in participant recruitment, ensuring that the people who enter a study genuinely represent the target audience. In enterprise research operations, leads may come from CRM lists, panel networks, customer databases, or inbound interest. The quality of leads directly affects the quality of findings: poorly qualified leads introduce noise, while well-screened leads produce richer, more actionable understanding. Managing leads efficiently reduces recruitment time and protects study integrity.