The language "NOT FOR SALE IN US WATERS TO A US RESIDENT" must legally be added to listings for non-US Registered boats that are in US waters under a cruising permit and placed for sale by the Owner.
You can choose any number of yacht brokers to help you buy or sell a boat. But the vast majority of them are far from offshore yacht sailors. They are salespeople, pure and simple.
Virgin Islands (british)
2003 Maine Cat
2002 Maine Cat