Many cheap plotters cannot do the nesting itself. So if you do not want to change the paper formats constantly then you produce a ton of waste paper. In order to allow also cheap plotters to do the nesting there finally is this new program: First you select the paper format. Then you can read in one or many pdf files. You can now place and position the pages of the pdf files on the selected paper format.You can rotate the pages in 90 degree steps