Group 1 - PayPal is actively promoting its ad manager targeted at small and medium-sized businesses, highlighting its importance in the U.S. economy [2][6] - The advertising landscape is shifting, with platforms like Shopify and Etsy leveraging small businesses for growth, indicating a trend towards more affordable advertising options [3][5] - Reddit's advertising potential is noted as undervalued, with its targeted ads performing well despite limited promotion from its leadership [4][5] Group 2 - The performance of meta ads is recognized as effective, suggesting that various advertising methods can yield positive results for small and medium-sized enterprises [5][6] - There is a growing sentiment that the current industrial revolution offers opportunities for all except those who are pessimistic about market trends [7]