Google Spreadsheet Post #1105
Yogi Anand, D.Eng, P.E. ANAND Enterprises LLC -- Rochester Hills MI www.energyefficientbuild.com. Apr 10, 2013
user Robert Warner and question by Allana Mayer:(http://productforums.google.com/forum/?zx=ik561dw2e7n8#!mydiscussions/docs/3cLYffOYn9Y)
Remove duplicate values and subsequent rows
I'm looking to do something similar: have older entries removed when a new record with an identical field in Column A is entered (in this case, username).