In this video I show you how to quickly delete and replace Attributes (Layers in this case) in an ArchiCAD file. The goal is to create a model with simplified Attributes (or one simplified Attribute) so that you can more easily explore design options, etc. Well...design options that are made easier by simplified Attributes. For more, read the accompanying blog post: http://www.shoegnome.com/2015/02/08/d...