I've been out of doing Architectural cad for some time.  the following approach is working however the location of the 2d details is the problem as I reference these by way of vps to the sheet layer then crop...everything works...but if I reorg the details on the design layer then all my sheets get messed up.   Maybe the details themselves need to be symbols then we just need to be able to place symbols right on the sheet layer.  this way there is a disconnect between the location of s