Find Email Spam 

Email spam detection—one of the most widely used applications of machine learning—is built into the Wolfram Language.

In[1]:=

X Classify["Spam", "Hi guys, just wanted to see if we were still on \ for dinner tonight."]

Out[1]=

In[2]:=

X Classify["Spam", "If you've been burned, betrayed, and back-stabbed by multi-level \ marketing, MLM, then please read this letter. It could be the most important \ one that has ever landed in your Inbox."]

Out[2]=