On Tue, 8 Aug 2017 08:00:04 -0500 David Jones <djo...@ena.com> wrote:
> I absolutely agree but it's possible that this part is out of his > control. Sendgrid might be receiving a plain text email from the > normal source and adding HTML to get that image in there for > tracking. If you can't determine the content of your own messages, time to find another provider, I think. Surely Sendgrid lets you control this sort of thing? Regards, Dianne.
