Computer Aided Drafting and Design CADD stands for Computer Aided Drafting and Design. By using the computer for the functions normally utilized by hand, a greater amount of efficiency can be attained. By drawing lines with a computer on a screen, corrections can be made without erasing the entire product. CADD is a lot like a word processor, letting people draw whatever they choose, print it, and if corrections are needed, only a small amount of time is needed to correct it. CADD has the speed of a technical sketch in the accuracy of a normal drawing. CADD programs can utilize different methods in the way they draw their pictures. Some use co-ordinates