Stan's Previously Owned Vessels
was the name of a business operated by the salesman Stan
It was located on Mêlée Island.
Guybrush Threepwood was able to purchase The Sea Monkey at the docks after much haggling using 5000 Pieces o' Eight credit obtained from the Store Keeper.
During his battle with the Ghost Pirate LeChuck, it was where Threepwood was able to acquire a bottle of Root Beer which he needed to defeat his opponent.