Hi all
I have 2 sheets:
Sheet 1:
Employee Name / DOB
Smith, John / 19/08/1875
Richards, Tom / 14/06/1965
Jones, Wayne / 17/05/1978
Brown, Emily / 17/04/1985
Sheet 2:
Employee Name / DOB / Attended?
Smith, John / 19/08/1875 / No
Jones, Wayne / 17/05/1978 / No
Sheet 1 is a list of all...