If the a/d operator does not want to repeat the same message 1000 times, it is their own decision; nobody forced the PPR onto them. If they want to - and I'll admit I have also wondered why they want to, but many do - it is their own decision, and they'll have to live with the consequences.
And again I say: there is no strict relation between consulting the Notams - as every pilot should do - and respecting the terms of use of a service offered privately. As long as they don't give out contradictory information