Most companies engage professional recruiters or “headhunters” out of sheer necessity, particularly in highly competitive markets where talented candidates are scarce. Recruiters are able to approach prospects freely, and often, their networks are more robust than those of an internal hiring manager. Notwithstanding such advantages, working with a headhunter can be expensive. To protect this investment, companies should carefully review and negotiate the provisions of their recruitment agreement, which, in most cases, should include the following nine “must-have” clauses: