Advertising is rapidly becoming a significant revenue stream for retailers and delivery companies, with major players like Walmart, Uber, and Instacart seeing substantial growth in their ad businesses. The effectiveness of targeted advertising, fueled by big data and AI, is attracting consumer packaged goods brands eager to engage customers directly in retail environments or through delivery platforms. As these advertising revenues continue to rise, they are reshaping business models across various industries and boosting profit margins for companies involved.