After studying the recent spat of spam on the forums, I've concluded that they subject line are actually a very strange type a haiku..
I provide the subject lines here for those who have missed them
Check-up, through the excoriate of one's teeth a probe
Examination, fair-haired a fling
Enquiry, rightful a fling
Standard, by the skin of one's teeth a test
Survey, fair-haired a trial
Evidence, at hand the hull of sole's teeth a probe
Proof, at hand the excoriate of one's teeth a check up on
Bolster, precisely a trial
Bolster, fair a plumb
Test, by the outer layer of one's teeth a check up on up on
Evidence, legal a plumb
Proof, rightful a probe
Survey, all right a evaluation
Proof, at hand the hull of one's teeth a repress up on
Bolster, very recently a check up on
Test, precisely a plumb
Assay, very recently a check up on up on
SPAM! SPAM! SPAM! SPAM!
SPAMMITY SPAM! OH SPAMMITY SPAM!
Interesting observation :D