The 90 percent of your database that is not looking today
Active applicants are the small half of the talent pool
Any talent team that has been hiring for a couple of years is sitting on a large database and using a small fraction of it. The people who applied this week get attention because an ATS puts them in a queue. Everyone else — the applicant from last March, the referral who was not ready to move, the candidate who reached the final round and lost to someone marginally stronger, the person who filled in a form at a campus event — is technically in the system and practically invisible.
Nurture is what converts a database into a pipeline
Candidate relationship management is the practice of treating that dormant majority as a relationship rather than a record. It is a monthly touch that is worth opening, a job alert that matches what somebody actually said they wanted, and an outreach message that references the conversation you had eleven months ago rather than opening cold. None of that is possible in a system whose data model starts at "applied".
The payoff is measured in time-to-shortlist. A team that has kept its pool warm can answer a new requirement from people who already know the company, already replied to a recruiter once, and do not need three days of persuasion before a first call.