1) - 9/21/2013 Mapping Objects in UML, Building Objects in Problem Domain
2) - 9/21/2013 Extending Interfaces, designed naming convention & administered
3) - 9/21/2013 Starting to build methods and functionality
4) - 9/21/2013 Built FakeDatabase & tested lookup functions
5) - 9/24/2013 Added Discount array in Database to act as lookUp table, updating methods according to change
6) - 9/24/2013 Continuing to build Receipt :: creating LineItem[ ], updating LineItem to include 1 product only
7) - 9/25/2013 Customer added -- last thing to build is Receipt functions