Is this common practice? Because if I saw read trackers in an email, I'd press mark as spam on that person. And, if I had admin rights, I'd block their domain.pic.twitter.com/Bn0vUx4BCh
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also its been common since email marketing was created
Yea, I used to *use it* for marketing stuff. But, I'd never have thought of using it for personal emails. Even for journalists, it seems like a big foul to me.
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