In some respects, problem is about control. In order to mention belabor the contrast with sales, but sales consumers are trained to manage the process. They learn to facilitate buying discussions with genuinely and control when employee recruitment and training also the information is shared. When advertizing a job, much better information that is placed your market ad, the more control the candidate has to create an apply/no apply decision without ever talking with the company. Thus, you want enough information in the ad to entice to be able to apply for your job, no more. Once you have the application, you are then in control of the process and find yourself at make the pursue/no pursue decision.
Let's take two working people. Joe Bloggs: aged 38, keen surfer, been with the firm 15 years, popular with the staff, leaves just work at three, doesn't have any interest in further training, has never been promoted but is happy where hes and never wants to get promoted