[Eric in the Ozarks]

Convenience stores make their money on bread, milk, pizza and beer. When I worked for a major independent refiner, we studied retail three different times and came close to buying a 200 store chain in MN-WI-IA.
Management always came back with "too many employees, too much theft." Added to that was that fact that we really didn't understand the grocery business...

[The South Texan]

“Convenience stores make their money on bread, milk, pizza and beer. When I worked for a major independent refiner, we studied retail three different times and came close to buying a 200 store chain in MN-WI-IA. “

Yep. You can see iy just in the simple mark up for a bottle of water. Most convenience stores will charge you a $1 for a bottle when you can go to Sams Club and buy a case of 30 for about $4.