A few hosted SMTP (or SMTP Relay Service) providers (their servers are whitelisted, they manage bounces and can send out large volumes of email without attracting the attention of spam blacklisters or ISPs):
Amazon SNS : It seems like SNS can be used for this and would be a cheaper option than the rest, but no personal experience with it.
Based on the diagram from here…
…in a console as a result of some debugging or control command, then try to ensure that any column that uses string or such similar output does not have spaces within that column. This helps with parsing output using tools like awk that are able to split by column and help with subsequent slicing and dicing of the information (specially when debugging).