9/13/2011

After a spate of bad news, Groupon appears to be growing its lead over its biggest rival, winning 53% of market share in August, up from 50% the month before while LivingSocial's share edged down to 20% from 22%, according to data from daily-deal aggregator Yipit. Groupon, which has faced questions over its accounting methods, recently delayed its IPO, citing market volatility.

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