You are required to use appropriate computer software packages to produce output for many of the above techniques. This approach should assist you with the inevitable changes that you (or another...

You are required to use appropriate computer software packages to produce output for many of the above techniques.  This approach should assist you with the inevitable changes that you (or another analyst, in a real life system) will need to make, and also gives a better quality and hence more readable result. Project Libre is an excellent tool to use for free at home.