If you’re planning a Caribbean vacation, you’re probably dreaming about beaches, cocktails, and sunshine—not electrical outlets. But before you pack your phone, camera, or hair tools, it’s important to know: Will your plugs work in the Caribbean? The answer depends on which island you’re visiting.

Planning a vacation should feel exciting—not overwhelming. But between confusing booking sites, fine print, and too many options, it’s easy to make decisions that lead to unnecessary stress (or unexpected expenses). Here are five common resort mistakes travelers often make—and how I help my clients avoid every single one of them.