1. Shares being issued to contractors and employees instead of cash (but volume has really dropped off of late)
2. Some internal loan from the K brothers or caterham
3. Centerline(and Vozbrazil/pilot hotzone money) revenues have grown to handle the cash burn
4. Some external funds from an undisclosed strat partner are offsetting GTEM's expenses (which wouldn't need to be disclosed as previously discussed if pursuing a mutual government contract)