1. Hi I have a question about the automatic metal sheet filling (??). Very often when I set it automatically I have a lot of unused space on top and to the side of the sheet. I then add additional elements to fill up the space. I do it by doing automatic filling again. It's a problem because the program also fills the side of the sheet I usually cut off. I would just 2. In Poland the usual software for designing ventilation systems is Ventpack, which is a layer on top of AUTOCAD. That program generates designs in xlsx format. Is there a way of importing those to camduct so that the elements are ready for production without having to input everything manually?