Sam's Club Should Be More Like Costco

Sam's Club has room to grow not just in the kinds of products it sells, but also in terms of square footage. Tinker with the chart in this story to see how a change in revenue per square foot for Sam's Club could impact the price of parent company Walmart's stock.

Why I'm holding on to my CostCo card

My name's Jennie Phipps and I'm a shopper addicted to Costco.

Costco isn't much to look at -- just cement everywhere. But the quality of the...

Sam's Club offers $1-a-week membership

sam's clubIf you've been thinking about joining a warehouse club, but don't know if it would be worth the membership cost, Sam's Club is looking for you. The...