"A lot of raw materials today are untouched across all the value chains and functionality that we spoke about. Choose out a new raw material, choose out a new value chain, or choose out financing to learn the market structure a lot better," said Asish Mohapatra, Co-founder and CEO, OfBusiness, as one of the four B2B verticals founders should invest in. Watch him in conversation with Sudipto Sannigrahi, Principal, Matrix Partners India.