Group 1: Investment Opportunities - Pinterest, United Parcel Service (UPS), and Comcast are identified as stocks trading under $100 that present potential bargain buys [2] - Pinterest shares are currently around $35, having risen 24% since the start of the year, with a price-to-earnings ratio of 13 and a PEG ratio of approximately 0.8, indicating it is a cheap growth stock [5][6] - UPS is trading below $90, facing macroeconomic challenges but remains a long-term investment due to the growing e-commerce sector and its strategic decisions to improve profitability [7][9][10] - Comcast is trading around $34 with a P/E ratio of less than 6, and plans to spin off cable TV networks to focus on higher-growth areas like streaming, which could enhance its growth potential [11][12][13] Group 2: Company Performance Metrics - Pinterest's revenue increased by 17% in the last quarter, reaching just under $1 billion, with monthly active users growing by 11% to 578 million [6] - UPS is currently trading at a P/E multiple of 13, suggesting potential upside as economic conditions improve [10] - Comcast has a high debt load of approximately $100 billion but maintains an operating margin of around 20% over the past six months, indicating strong profitability [12][13]