Shipping and package tracking

For email tracking, create a message with this in the body:

airbill 123456789 us 021797
end

For email tracking , create an email with the following in either the body or the subject.

1Z 999 999 99 9999 999 9 or
9999 9999 999 or
T999 9999 999 or
D999 9999 999