There’s no place like home for penny-pinching consumers who are eating out less and spending more on perishables. It all adds up to $6 billion in potential market growth.

With the economy effecting consumers, retailers, and marketers alike, this week’s Nielsen’s Consumer360 Conference presents an opportunity to think about new ways of addressing this marketing challenge.

On Tuesday, a session called “Data Mining the Recession”, presented by Nielsen’s Mark Laceky and Mitch Kriss identified three main ways shoppers are trying to save money.