When you earn you invest in yourself. You either buy a luxury car or a spacious home. However if we tell you that there is one such individual who has a multibillion-dollar business empire he still lives in a small house and has no mobile phone. Well we are talking about Ramamurthy Thyagarajan the founder of the Indian conglomerate Shriram Group. Despite being worth Rs 1.5 lakh crore Thyagarajan leads a very simple life. He lives in a modest house drives a simple car worth Rs 6 lakh and also avoids using a mobile phone. Ramamurthy Thyagarajan was born in Tamil Nadu in a family of farmers.