automatically generate unique serial numbers for invoices

[nhlanhla]

i would like excel to automatically generate unique reciept /invoice numbers
which i are sequencial. i can then pass word lock. i do not have Access on my
computer.

 

[Pete_UK]

This link:

http://www.mcgimpsey.com/excel/udfs/sequentialnums.html

gives two ways of doing it.

Hope this helps.

Pete