While some jobs may not be posted, that's more rare than typical. Federal anti-discrimination laws require that all openings be advertised to make sure that minorities women, the disabled, etc., all have an equal chance at them. The best person always gets the job. Actually, the best person doesn't always get hired. The job may go to the person with the best job search techniques.
Hard work is the key to success.
Right, we can hardly call this a myth. But, hard work alone is not the key. The real key to success is working smart, doing the important things well and not wasting time on insignificant activities. By studying what your organization thinks is the most important, you can tie your goals into its objectives. The very best employers offer fringe benefits like concierge services, stock options, and performance bonuses, and address family needs by offering flexible schedules and childcare facilities.