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Open
A stat that indicates the campaign has been opened and viewed by your subscribers. When an email is opened and its images viewed, an invisible open-tracker ...
Wed, 15 May, 2019 at 9:38 PM
Opt-in
The act of someone granting their permission to be added to a list.
Wed, 15 May, 2019 at 9:38 PM
Open rate
The measure of opens per sent email campaign divided by the number of people sent that campaign on a list.
Wed, 15 May, 2019 at 9:38 PM