style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">There
is an old fashioned answer to this, that still works, even if it seems
archaic, which is to have a sheet file in which nothing resides at all, except
xrefs. All the layer states, and colors are set, and never need to be changed
at all. The sheet files are used solely for plotting.
I've read through a bunch of CAD manuals recently, from other firms,
includign some from larger firms, that were relatively early adopters of CAD.
IT seems liek most of them broke there drawings into three files - a model
file, which had all the geometry; an annotation file, which had all text and
dimensions; and a sheet file, or plotting file, into which both the model and
annotation were referenced. THis was done largely as a means of controlling
file sizes, and improvements in both hardware and software have made this
superfluous, but it would still address the problems you
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