Consumers sign the non-transactional mode
When the courier arrives like a moving sign, express delivery to the point you sign up, you do not have to sign, and I have to manually sign that I sign,
Automatic sign (defaults to auto sign)
Manual sign: the message to avoid duplication of consumption
When set to manual sign need to confirm receipt after receiving the message
Call acknowleage ()
It allows repeated sign; do not use
Sign in things mode
In something of a session, when a thing has been successfully submitted message is automatically sign, if something is rolled back, the message will be transmitted again
