Steve Jobs reportedly sold his VW van in the 1970s to buy a circuit board in order to build a computer that helped launched his fruit company...
if you can't find people willing to invest in your project, and you are convinced it's good - and want to do it all yourself then sell something you have to get there...
if you don't have a car to sell, sell you programming and design skills for a a few months - make money and invest in the future you...
Money never comes cheap...