Surprisingly, many online sources consider grocery stores one of the best places to meet people. Even more surprisingly, online sources also consider grocery stores one of the best places to exchange money for food. Today's Groupon will give you plenty of opportunities to be surprised: for $15, you’ll get $35 worth of groceries at Straub’s Fine Grocers. This deal is good at all four St. Louis–area locations: Webster Groves, Clayton, Central West End, and Town & Country. While there is an online store, this deal is valid for in-store purchases only.