From a technical perspective, Upwork (UPWK) is looking like an interesting pick, as it just reached a key level of support. UPWK recently overtook the 50-day moving average, and this suggests a short-term bullish trend.One of the three major moving averages, the 50-day simple moving average is commonly used by traders and analysts to determine support or resistance levels for different types of securities. However, the 50-day is considered to be more important since it's the first marker of an up or down tr ...