Final answer:
Sales agents in the resort industry should understand the economic impact of luxury vacation resorts, the demographic they attract, and the potential issues surrounding the resort's surrounding communities.
Step-by-step explanation:
Sales agents in the resort industry should understand that luxury vacation resorts can have a significant impact on a country's economy. These resorts often attract middle and upper-middle class tourists from wealthier nations, providing a source of income and job opportunities for local people. However, it is important for sales agents to also be aware of the surrounding communities and potential issues such as poverty and environmental concerns.