Current legacy mobile networks in lace, offer plethora of services. Mobile technology is the most ubiquitous technology and has influenced the society more than any other technology. The revolution in mobile communication had always surprised mankind. Today, almost every telecom company is pulling their socks up to bring 5G standards. 5G networks are considered to be the next generation’s “Smart” networks. The wireless mobile communication technologies have gradually evolved to serve the society and meet its basic needs. The chapter discusses need for 5G technology as well as different applications such as use cases, self-driven cars and so on. Development will be inevitable as cities will grow into smarter mega cities and so do the villages. Rural Connectivity can be achieved via Network slicing efficiently. The network slices can be exploited to provide optimized connectivity depending upon use-cases, applications and users.