http://blogs.wsj.com/digits/2010/09/30/rice-university-study-groupon-renewal-rate-not-so-hot/ http://blogs.wsj.com/digits/2010/09/30/rice-university-study... q

http://blogs.wsj.com/digits/2010/09/30/rice-university-study-groupon-renewal-rate-not-so-hot/ http://blogs.wsj.com/digits/2010/09/30/rice-university-study... quoting: "The Rice study found that 66% of the 150 merchants responding found the program profitable, while 32% said they were unprofitable. Forty percent of the respondents said they would not run such a promotion again." and "The owner criticized Groupon for not putting limits on the number of coupons it sells and taking too high a percentage of those sales. “There came a time when we literally could not make payroll because at that point in time we had lost nearly $8,000 with our Groupon campaign,” the owner wrote. “We literally had to take $8,000 out of our personal savings to cover payroll and rent that month. It was sickening, especially after our sales had been rising.”