Please choose the correct ending to complete the given sentence: Travel: [header] How to save money on vacation [title] Determine your budget. [step] Figuring out how much money you realistically have to work with is critical, or you'll feel the pinch right before christmas. Your budget will help determine where and how far you go, by what mode of transportation, where you'll stay, how you'll eat and what you'll do once there.

Ending1: If you are skiing, for example, you'll need to budget a leg up for time in the mountains. If you are kayaking, you'll need money to ski on lakes or along rivers. Ending2: Try to estimate how much you might spend on activities like classes or fun for the week. [substeps] Some people estimate, but you can save money by taking into account the things your ideal destination will cost. Ending3: Knowing tricks-to-the-vacation trade will make creating and sticking to a budget easier, and your vacation more enjoyable. [substeps] When thinking about your budget, always consider currency exchange rates. Ending4: Costs are usually some pretty minor things, like paying for accommodations or staying at home afterward. But knowing what exactly your expected accommodations will be will help you set your budget accordingly.

Answer format: ending1/ending2/ending3/ending4