My advice is to do what we do when we have a buyer who wants to use us - we offer a different agent at our company as well as a recommendation for an outside agent so they have free choice. You are much less likely to have problems after if you proceed that way.
Dual Agency is Dual Agency no matter what property you are selling. Assuming your Broker does not have a policy, you have to weigh the benefits vs. the disadvantage of post-transactional risk/exposure of a disgruntled Client(s).
First TUs to JR & Lance.
No need to highlight the obvious benefit to the agent in this scenario; best to focus on the inherent disadvantages to both Client and Agent:
â€œDual Agency: Why should I NOT use the listing Agent to buy a house?â€