Abstract: Systems and methods for recruiting candidates for employment opportunities are disclosed. Systems and methods to create a talent pool of job candidates and identify the candidates within that pool who are potentially best qualified and be inclined to consider current job openings that has been matched to their aspirations for a career move. In particular, passive candidates, persons who are not actively looking for work, are targeted and monitored for indications that they may be interested in considering potential employment opportunities. Passive candidates are obtained from various sources, for example, a prehire or reference checking service.