Return true if delivery was successful If unsuccessful, only raise fatal exceptions, and return false otherwise

Options

fatal_exception - specify the fatal exception Class to throw. To dismiss all exceptions, set to nil. Defaults to acts_as_deliverable_options specified error - add an error to the objects base if delivery failed

Deliver and mark the status fields approriately

Deliver message should be overridden by the class to perform any functionality

Override this function to outbound errors differently to a log or with a different message