There is a 40k byte limit on posts to the list. Then, using the admin URL that will be sent to you when you subscribe, you can choose to not receive mail on all but one of the addresses. Please note that the address you send from must be subscribed to be able to send email to the list. Posts from unsubscribed addresses will be discarded without review. It is acceptable to post solicitations for commercial support or hosting to the list.
Consistent violations are grounds for dismissal from the list without warning or recourse.
If you cannot remember the subscribed email address, wait until the first of the month when the password will be sent again.