The wise tourist who hears a tout suggesting that he "come to the bitches" understands that it is just the persistent Mexican way of pronouncing English, and that the tout is actually suggesting a day trip to the ocean shore. However, regarding bitches, both Tijuana and Juárez have a thriving theater district where the same co-star with a variety of barnyard animals.
Cancún and Acapulco are tourist spots to U.S. standards, and compare favorably to any other place to spend spring break. Any waitperson is trained to explain to the customer in either language how the local water treatment plant was built to international standards (not just to "nom nom nom") and there is little risk of a debilitating bacterial infection. Nevertheless, the tourist need not tempt fate by ordering his mixed drink on the rocks.
The Gulf Coast is the only place left in the world where Americans are warmly welcomed, as the usual clientele is Canadian, and Americans, by comparison, do tend to tip in double digits.