SAN DIEGO — A technology startup in San Diego has just raised $30 million from investors to continue building out its software for cashier-less, “grab-and-go” stores. The model, popularized by Amazon...

Let’s face it, we all shop, whether it is for a new handbag or a gallon of milk. It is something that every college student is going to have to deal with and will continue to handle for the rest of their...