You can use the DateAdd() function in a macro or Macropod will probably
suggest that for a 'tutorial' with examples of how you can do this and much
more than you ever thought you might want to with dates and times, all using
Word fields, download the Word document at:
www.wopr.com/cgi-bin/w3t/showthreaded.pl?Number=249902
(url all one line)

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Hope this helps,
Doug Robbins - Word MVP
> Is it possible to have an inserted fields where one updates automatically
> e.g. "DATE" then have a second field calculate and display another date
[quoted text clipped - 3 lines]
> date (field 1) as a "Packing Date" and the calculated future date as the
> "Best Before" (field 2)