There are quite a few ways to accomplish this and I am going to show you a little trick to find area in acres quickly. The reason I am writing this is to show you some of the capabilities AutoCAD has when it comes to doing calculations. Read more »

When Autodesk released AutoCAD 2007 I noticed that when I inserted a block or XREF it would sometimes scale up or down in a way I didn’t expect. After a little digging in the help file I found these system variables: INSUNITS, INSUNITSDEFSOURCE, & INSUNITSDEFTARGET. Read more »