Per olof Ljungmark: > Yes, thanks, agree on load distribution. In this case the problem is not > the load, I was just contemplating ways not to trigger various > (sometimes inaccurate) methods of spam filtering to complement what we > already have, but what we already have should probably be enough.
Postfix can enforce delays between deliveries to the same domain, but the implementation is targeted at users with "consumer-grade" service. Wietse