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  Sell One Item Part 4

This part will take you approximately 30 minutes.

References

J. B. Rainsberger, "Putting An Age-Old Battle To Rest". An introduction to, and refinement of, the four elements of simple design.

Corey Haines, Understanding the Four Rules of Simple Design. A guidebook for more deeply learning the four elements of simple design. Read it, but don't use it as a reason not to practise!

J. B. Rainsberger, "Becoming an Accomplished Software Designer". A relatively quick summary of how intuitive and mechanical decision-making combine to help us design software.

c2.com Wiki, "Composed Method". A classic description of the pattern that Kent Beck included in Smalltalk Best Practice Patterns.

Martin Fowler, Refactoring: Improving the Design of Existing Code. Another of the ten classic books that needs to be on every programmer's bookshelf.