Group 1 - Hertz Global Holdings has announced a collaboration with Amazon, which has generated positive investor sentiment despite the companies being from different sectors [1][4] - Hertz will sell used vehicles through Amazon Autos, with a pilot program starting in Los Angeles, Seattle, Houston, and Dallas, potentially expanding nationwide if successful [3][9] - The financial details of the Amazon Autos deal remain unclear, as Hertz has not disclosed estimated revenue or performance metrics for its Hertz Car Sales unit [5][6] Group 2 - Hertz Car Sales reported its highest volume in the second quarter over the past five years, but further details on the unit's performance are lacking [6][7] - The Amazon partnership may not significantly change Hertz's business dynamics, and the company is encouraged to be more transparent about its retail operations [7] - Analysts suggest considering other investment opportunities, as Hertz Global was not included in a list of top stock picks [10]