comment | the purpose of the class, how it should be used, its authors and its history of modification | executeMeToo(); /* This is to be ignored and this too */ | /** commentText */ OR /* commentText */ OR // commentText Note: '//' ignores everything to end of line | obvious things since they add clutter | | to describe the purpose of each class, method and variable along with any difficult-to-understand statements inside methods, and to indicated any changes to the code | the top of each class | between about 20% and 35% of the total length of the code | Java Basics | package statements | syntactic unit | writing the code | to describe loops and conditional statements inside complex algorithms |