Blame SpamCop. I recently discovered that one of my services is on stage MS email naughty list, and found out it's because MS uses SpamCop. I contacted SpamCo

Blame SpamCop. I recently discovered that one of my services is on stage MS email naughty list, and found out it's because MS uses SpamCop. I contacted SpamCop and it was very responsive. Unfortunately, the solution SpamCop suggested was to move the entire project to a different provider.