Groupon IPO: Pass on this deal
shortlogic.com/post/6142108636/groupon-ipo-pass-on-this-deal
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
At the moment, its costing them $1.43 to make $1, and it doesnt look like its getting any cheaper.