pWall Street fell in morning trading on Monday, as investors prepare for the kick off of first quarter earnings season later this week.ppTech stocks took the biggest hit in early trading, as Facebook Inc. (NASDAQ: FB), Twitter Inc. (NYSE: TWTR), Priceline Group Inc. (NASDAQ: PCLN) fell following Friday’s 2.6 percent decline on the Nasdaq.ppMeanwhile, shares of Netflix, Inc. (NASDAQ: NFLX) rose 0.31 percent to $338.35 after Oppenheimer upgraded the online movie streaming service to outperform from perform.ppThe unofficial start of the earnings season begins after Tuesday's market close, with aluminum producer Alcoa scheduled to post first quarter results. Bank giants JPMorgan and Wells Fargo report on Friday.