As far as suppliers go, Tesla is tightly vertically integrated and is willing to build anything in house if it increases their quality or delivery date. This is

As far as suppliers go, Tesla is tightly vertically integrated and is willing to build anything in house if it increases their quality or delivery date. This is their buisness strategy for beating companies like Ford, and with baby-hands Trump in the office killing international trade left and right, it looks like it might be a winning bet (free trade is required for cheap supply chains).