Yelp (YELP) reached a significant support level, and could be a good pick for investors from a technical perspective. Recently, YELP broke through the 200-day moving average, which suggests a long-term bullish trend.The 200-day simple moving average is widely-used by traders and analysts, and helps establish market trends for stocks, commodities, indexes, and other financial instruments over the long term. The indicator moves higher or lower together with longer-term price moves, serving as a support or res ...