well that seems problematic. know anything about who they are / what "3rd party" they use for removals
Popularizing testing methodologies is a good subject, but you're way off base in terms of what A/B testing is and how it should be used. Hopefully you're just going for a dramatic point of view to drive responses, but…
Might want to check out Contactology. They'll cover you on c and d pretty well. 10 million contacts in one go will probably choke their web interface, but it sounds like you want to move away from that anyway.
well that seems problematic. know anything about who they are / what "3rd party" they use for removals
Popularizing testing methodologies is a good subject, but you're way off base in terms of what A/B testing is and how it should be used. Hopefully you're just going for a dramatic point of view to drive responses, but…
Might want to check out Contactology. They'll cover you on c and d pretty well. 10 million contacts in one go will probably choke their web interface, but it sounds like you want to move away from that anyway.