Taking your scanned paper drawings and bringing them into cad format by manually redrawing them. This is the only way to get a good cad file. There are automatic programs that will convert as the plans are scanned, but once you see the quality you will understand that its not worth your time messing with them. Take your paper drawings to a large format scanner ( email us and we will help you find a place close to you that can scan your plans ). Have them scan them at 200 dpi tiff or jpg files Send them to us in an email or ask for an ftp space to upload them to. We send you back a perfect cad file drawn to your standards and layering conventions. We use Autocad and manually convert all of your drawings for accuracy. 100% satisfaction is guaranteed.