The Person Functions record tracks a job function that a person performs at his or her company. Person -Functions Form 
Function
The name of the function that the person performs. This field links to the Functions service.
Start Date
The date on which the person started performing this function.
End Date
If applicable, the date on which the person stopped performing this function.
Comments
Optional comments concerning Comments is optional. The comments tab are concerning to the person's job function.