The document discusses the benefits of online advertising for businesses. It states that online advertising allows companies to increase brand awareness and sales by informing customers about products and services they may need. The size and reach of online ads is growing as businesses spend more on digital advertising compared to traditional methods. While online advertising provides opportunities for businesses, it also faces some challenges like customers ignoring ads or finding them distracting. Overall, the document concludes that online advertising is an effective way for companies to promote their brand and attract new customers.