Many new investors lose money because they don't think of stocks like other assets such as refrigerators or houses. You should want to buy when they get cheaper and sell when prices increase.This is the opposite of what many people do because of emotion.Jeffrey Coolidge, Getty Images.In what has become an annual rite, the day after Thanksgiving, which marks the official start of the Christmas shopping season, Wal-Mart, Target, Best Buy, and other retailers announce massive discounts on televisions, video games, and toys.effrey Coolidge, Getty Images. In what has become an annual rite, the day after Thanksgiving, which marks the official start of the Christmas shopping season, Wal-Mart, Target, Best Buy, and other retailers announce massive discounts on televisions, video games, and toys.