... needs many different contacts, including clients, suppliers, investors, bankers, accountants and lawyers. Therefore, before venturing into a new endeavor, think about who you can turn to for help if necessary. Friends and business partners can be invaluable ... ... compare it with the business models I already know, calculate the return on invested capital and turnover , as well as the way to finance this project, do I need to attract a bank and what banking products are best suited or is it possible to do it on my own....