New answers tagged spam-prevention
To state the obvious you can test if office 365 is blocking your emails by creating a 30 day trial. If your emails are being blocked then you need to address the issue why, which is how they are getting marked as spam. There are plenty of questions related to preventing email being classified as spam already on Pro Webmasters. Then you would either need to ...
This kind of spam prevention is usually provided by the reCAPTCHA service from Google. IMHO this is an advanced spam protection service based on the principles of CAPTCHA. While I do not think reCAPTCHA is a technical name and there could also be other advanced implementations of CAPTCHA-like spam protection.
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