I have created several lists for my contacts - an "all" list and then smaller lists depending on the nature of the message - one of my recipients tells me that she only receives the messages sent to "all" and not when it is sent to the smaller group lists that she is on.    The campaign doesn't show her message as bounced or blocked - in fact most of the messages to her show as "unopened" even when she tells me she has received that specific message.  Provider is Comcast, which several of my recipients have and received emails without issue.   I appreciate any help! ... View more