Final answer:
If a customer leaves a business intoxicated and is arrested for DUI, they may face legal sanctions such as fines or imprisonment. The business could also suffer consequences if found liable for irresponsible alcohol service.
Step-by-step explanation:
When a customer leaves a business intoxicated and is arrested for DUI, they may face a range of consequences depending on the jurisdiction. These can include receiving legal sanctions such as traffic tickets, fines, or even imprisonment. The outcome could be further complicated if it's determined that the business served alcohol irresponsibly or continued to serve an already intoxicated person. Such incidents may bring about negative repercussions for the business including reputation damage, loss of customers, or potentially legal battles and fines for violating alcohol service laws.