This makes the work of human resources much easier as qualified employees are readily available at any particular moment. Unlike the referral system, hiring through agencies gives all the aspiring staff equal chances of getting the positions available depending on their merits (Domsch and Elena, 78-81). The method is especially effective for part time and casual staff in organization activities. Read about components of staffing
However, this method is very costly and most of the middle level organizations are unable to maintain use it. Compared to other methods like referral system, there are high chances of getting the wrong candidates/ less fit candidates as their considerations are general as opposed to specific demands (Ruwediger and Wenzel, 65-67).
Arguably, many of the agencies operate as business entities and therefore may be tempted to give even the less qualified candidates when the best employees are not available.