This book eulogizes of out-migration process (espically economic purpose), Migration considered as a sustainable livelihood source of income in rural poor people of India as well among developing countries. The main features of the book are: * It depicts the imperatives of out-migration in reference to livelihood, it elaborate that hoe the earning from migration lessen the poverty of rural people. * It aware the researchers and readers about the vulnerabilities which faced by migrants at destinations and worksites after migration. * It gives some ideas to migrant people to hoe they will improve their working skills and earn more and at destinations. * It provide some ideas regarding reducing the vulnerabilities of migrants and gives some alternative ideas of earnings locally.