nerdstuff

if you get a cad plan in pdf format you have a problem: Pdf can not be loaded in most cad programs. I used pstoedit to solve this problem. Pstoedit is a free tool to convert pdfs to dxf. What you have to do: Install pstoedit Install ghostscript shot at your pdfs: pstoedit.exe <pdfSource> <dxfOutput> -f dxf thanks to the author of pstoedit! Here is the pstoedit.exe -help output: No output format specified (-f option) and format could not be uniquely deduced from suffix .dxf of output file Available formats :     psf:            .fps:    Flattened PostScript (no curves)     (built-in) -------------------------------------------     ps:            .spsc:    Simplified PostScript with curves     (built-in) -------------------------------------------     debug:         ...

http://www.digisigner.com/ can be used in the free version to sign your pdf. Better and stupid simple (this is a good thing): https://www.buergerkarte.at/pdf-as/ they claim that you could use the onlineservice with many smartcards from europe.... dont know if this is right but i tested it with  my austrian insurance card (e-card). the domain buergerkarte.at is hosted by the technical university graz (see nic.at) and therfore it should be quite save to trust the hoster but keep in mind that technicaly the hoster of this service has access to your document.