Hard Rock launched its first all-inclusive four years ago. The company now has four hotels in Mexico and the Caribbean with. New Beaches resorts are scheduled to open in Barbados and Antigua next. Tipping is optional, but staffers at Sandals Resorts other than butlers may even be fired for accepting tips. MORE: Which Caribbean all-inclusive is right for you? MORE: All-inclusive resorts with the. Cancun’s leading all-inclusive, the Le Blanc…