Earning Points. Starwood's Preferred Guest program is fairly straightforward: the more nights you spend at participating hotels, the faster you'll earn a free night.
The mapper output (intermediate data) is stored on the Local file system (NOT HDFS) of each individual mapper nodes. This is typically a temporary directory location which can be setup in config by the hadoop administrator. The intermediate data is cleaned up after the Hadoop Job completes.
Modify the GenerateMaps.bat file. This will invoke the command line version of the GPS Mapper utility. As some point in the future I will probably turn this into a Makefile as I intend to build up a library of maps and I don't want to have to rebuild all of them each time I change a PLT or WPT file.