Israel

Mixed use neighborhoods are usually more compact, with less sprawl. With density come benefits like new and exciting businesses and a lively street with a lot of visual interest – where  residents no longer have to get into their car for every errand or social engagement . 

The Hotmail story, along with many other examples, is recounted in Adam L. Penenberg’s Viral Loop. For more on Hotmail, also see http://​www.​fastcompany.​com/​magazine/​27/​neteffects.​html [inactive]