Businesses can measure the effectiveness of digital mall media advertising through various metrics. These include audience engagement levels, such as the number of interactions with interactive content or the duration of time spent viewing advertisements. Additionally, data analytics can provide insights into consumer behavior, including click-through rates, conversion rates, and footfall tracking. Surveys and feedback forms can also be used to gauge brand recall and consumer satisfaction. By analyzing these metrics, businesses can assess the impact of their digital mall media advertising campaigns and make data-driven decisions to optimize future strategies.