William, My client is having this issue as well. I read the article you linked to, and it raises two questions.  1) The article says the MPP policy is only related to Apple's native mail app, but many people use Gmail. What about those stats?  2) If this were true, and the discrepancy were entirely due to Apple's privacy policy, then what about Android users? Does Apple's policy also apply to them?  3) If Constant Contact's mobile vs desktop stats are known to be off, why do you even show Mobile vs Desktop stats at all? Thank you.     ... View more