This is the main E3C properties files. The properties in this file are loaded as java system properties. to use a property define in this file across the different E3C configuration files, one should follow the below. For example 3C.properties has this property named web.server.port=8080. This property is used in some Task Flow file  ..\System\Config\Flows\StandaloneCreator\urlNotifier_PD.xml like this