Innovative start ups. Specificalities and life circle. Limited companies, legal framework for innovative start ups, and tax and accounting aspects. Public- private supporters for start ups growth (Universities, incubator, technological parks, Business Angels). Start ups financial needs and providers of financial resources: public institutions, specialized banks and venture capital funds, crowdfunding. Analysis and data for writing a business plan. Free web sources of market data and how to use them in a business plans; databases and their use to make industries' studies and to obtain economic indicators for comparables. How to write a Business plan and assess the economic and financial suitabiility of an innovative project.