(ben kallo, equity analyst, baird) solar city is the most complex business model and financial model you can get out there- and that get very complex for the stock- with tesla you're selling nice shiny expensive cars that people love- and now you have this complicated business model moving together. the idea is for tesla showrooms to become a one stop shop for all your energy needs: cars, home batteries, solar panels..... and one day: solar roof tiles, like the ones musk unveiled last month. (elon musk, ceo, tesla motors) we as electric cars have become. the investor group iss has given the deal it's stamp of approval saying, "the transaction is a necessary step toward tesla's goal of being an integrated sustainable energy company". but solar city's corporate health is precarious. the company carries heavy debt at a time when there is intense competition from cheap chinese competitors. that's one reason why glass lewis and company, a shareholder advisory group, is urging ao (robert mccormick, chief policy officer, glass lewis & co.) they have 3-point-4 billion dollars in debt- at the