Adjustment of Vacation Accrual Rates. Vacations will be adjusted on January 1st of each year, anticipating the employee’s anniversary date. Employees may take vacation in accordance with Campus policy, except when such time would otherwise be impractical, in accordance with seniority. In the event of a layoff or if an employee leaves the employment of the Employer, the employee shall be entitled to any payment for the prorated share of the vacation which may be due such an employee from such employee’s anniversary date. Any unearned vacation used by the employee will be deducted from the employee’s final check.