| Have you got the stats?

Maybe you can ignore Lotus Notes!
We recommend using our Fingerprint product every time you run a campaign. Fingerprint will show you exactly which email clients your subscribers are using - then you can use that data to inform your testing process.
Find out more about Fingerprint... |
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Sorry for the interruption

Recent Litmus testing problems.
This was caused by a serious problem with our queue servers. We were able to get everything back up and running quickly, and things have been smooth since then. But still, we're very sorry for the interruption.
More background about the problem... |