header SPACESUB subject =~ /^\s\w/
describe SPACESUB extra space before subject
score SPACESUB 0.5
+
+# don 2008-05-04
+header YAHOOCALENDAR X-Yahoo-Newman-Property: =~ /calendar-invite/i
+describe YAHOOCALENDAR Calendar invite from yahoo; broken captcha
+score YAHOOCALENDAR 4
+
+# blarson 2008-06-03
+header BOUNDARYID content-type =~ /\bboundary\=\"Boundary_\(ID_/
+describe BOUNDARYID spamware boundary
+score BOUNDARYID 0.6