Using information in a cell from a pull down box along with other information from another pull down box and the combination of the two will = a value in a third cell.
Example:
A1 (as a pull down box) B1 (as a pull down box)
VG FS
CL FP
GBK NP
PBK WS
Example:
A1 (as a pull down box) B1 (as a pull down box)
VG FS
CL FP
GBK NP
PBK WS