Documentation and Modularizing

Documentation and Modularizing
One of the advantages to writing a program that is subdivided into methods/modules is that such a structure allows different programmers to write separate methods, thus dividing the work.

1. What is the advantage to this?

2. How did you create a ‘module’ or ‘method’ in QuickLab? Provide your screenshot!

3. How did you document your program (Provide your example--codes or screenshot?