Attendance Monitor whiteboard system. The board aims to prevent attendance and vacation disputes and promote efficient staff planning for sick days and leaves of absence by displaying each employee's leave record and planned time off. Available in three sizes, the 365-Day Attendance Monitor board is available wih write-on tools or with a kit of magnets and features an enire calendar year. Depending on th esize, a board can track as few as 19 and as many as 86 employees.