Pinang
Which would check that A1 = date?
Of course, You could run a macro from different file to check if A1 = date in that file ... but ... hmm?
which macro should run then?
You should upload clear sample files and write exact what do You really try to do.
#1 we have many files and we can run many macros from other files without...
#1.5 ... so You are only allowed user of Your car
#3 that would be nice to see ...