– If the recruited new candidate has experience in numerous fields, the corporate can get the benefit of the candidate’s expertise. The informal vacancy may be stuffed up by the corporate via the jobbers and contractors. This sort of candidate is introduced by the jobbers and contractors to the place of work and they obtain some fee from the corporate for this service. If the promotion is guaranteed to the inner employees members after the expiry of a particular period, the involved employees member doesn’t care to work efficiently. If the upper submit is filled internally, the corporate will be unable to get recent and original concepts and initiative from the employees members.