I once had to read the book "Good to Great", and Walgreens was used as a prime example throughout the book. They drove their success by having a fanatical focu

I once had to read the book "Good to Great", and Walgreens was used as a prime example throughout the book. They drove their success by having a fanatical focus on convenient locations. I saw it once myself, they closed a store and opened a new one right across the street because it was a better location. I always wondered how that strategy was faring once grocery stores started including pharmacies.