Food and drink is a big draw here, accounting for 40% of sales, says Mr. Davidov.

WSJ: Steam Heat, Vodka and a Sound Thrashing

Gavish and Davidov are currently developing new services to get an edge on rivals.

FORBES: Groupon Reseller Lifesta Raises Cash And Prepares For Battle

For Gavish and Davidov, the more deal sites operating in the market, the more deal supply they have to sell.

FORBES: Groupon Reseller Lifesta Raises Cash And Prepares For Battle

Last May Gavish and Davidov shuttered their first company, a food site that connected chefs to customers (think SeamlessWeb for individual cooks), and built their deal-selling platform.

FORBES: Groupon Reseller Lifesta Raises Cash And Prepares For Battle

Meet Yael Gavish and Eran Davidov the co-founders of Lifesta, a sleek web site that lets customers buy and sell coupons from Groupon, LivingSocial, Restaurant.com, Travelzoo, and KGB Deals.

FORBES: Groupon Reseller Lifesta Raises Cash And Prepares For Battle