This class can be used to manage EmailDirect e-mail marketing accounts using its Web services API. It can send requests to EmailDirect Web services API to perform several types of operations. Currently it can: - Add or remove an e-mail from an account - Get the properties of an e-mail - Get list of subscribers that have bounced - Get list of removes for a specific publication - Get creatives - Get relay end categories - Relay emails through the system - Get a summary of the campaigns results