Shares of Tesla (TSLA) made a strong push in December, making the case for a bullish outlook.TSLA Daily Chart 1/2(click to enlarge)A bullish sign:- The breakout above 200 and a falling trendline is already a strong indicator that bulls are back in control.- Also note that price was able to break above the 200-, 100-, and 50-day simple moving averages (SMAs).- More importantly, price broke above October's high, establishing a true higher high.- Finally, the RSI pushed above 70, which shows bullish momentum. Buy on Dip:- If the we are convinced that TSLA is in a bull run, then we can treat dips as opportunities to get in on the ride. - As price currently retreats for example, we should probably pay attention to the 200 area, where we should anticipate support if the market is indeed bullish.Failure:- A break below 190 on the other hand would reflect a failure to hold the bullish outlook, and could indicate further downside towards the 168-170 area.