Most merchants on the Mexican side accept U.S. dollars. Locals suggest using small denomination bills to avoid attracting attention to yourself. Travel in groups after dark. The tourist district is compact and starts immediately across the bridge. It's easy to walk almost everywhere.
Several stores sell high-quality jewelry and clothing.
You'll be able to find bargains and will be encouraged to haggle for the best price. Whatever you do, don't take guns or knives into Mexico. Possession of either usually results in a stiff sentence in Mexico. Some of the U.S. restaurants have more than one location, however. Barbecue, Mexican and the local specialty, mariachi , a kind of taco.