See: http://muehlseife.blogspot.nl/2011/07/correlations-library.html

OMG!  The spam detector on ZOHO is really the dumbest ever.

It let's through all the most obvious spam messages, but it blocks helpful links.

guattoguatto, I tried to post a link to a library that may be of use to you.

Please wait until my message is approved by a moderator.