P&G has a long history of innovation in product development and marketing dating back to 1887. It focuses on maintaining existing popular products, developing new related products, and innovating new products from scratch. P&G invests heavily in R&D and consumer research, conducting over 20,000 studies annually. It aims to have a deep understanding of customers and their needs. P&G uses a variety of marketing strategies including brand management, celebrity endorsements, digital/social media, and interactive community promotions. It strives to reach 5 billion consumers worldwide through continuously evolving its innovative marketing capabilities.