This popped up in my inbox as the standard 'deal-of-the-day' which prompted me to wonder if these hyper-coupon sites have outlived their usefulness:
http://i30.photobucket.com/albums/c3...psfe5260e5.png
Then I noticed that there's over 120 purchased so there's clearly a demand for toenail fungus removal at $200/pop.
Conclusion: the odd decent restaurant deal isn't worth the onslaught of junk and ridiculous offers.