11. Disadvantages of CAD

You need a computer with a lot of processing power to be able to run CAD packages
You need a large, high quality monitor to be able to see the detail clearly on the screen
CAD packages can be complex and the user might need to learn a lot before they can use it competently.
Specialist CAD packages can be very expensive

Challenge see if you can find out one extra fact on this topic that we haven't already told you