Please choose the correct ending to complete the given sentence: Travel: [header] How to protect yourself and your belongings in hotels and cars [title] Practice preventative safety measures. [step] Be aware of your surroundings, and park in a well-lit, well-traveled area whenever possible. [title] Always lock your doors once you're out of your vehicle.

Ending1: [step] Locking doors in buses is a staple in many tourist destinations, even in smaller cities like paris. Have a nearby citizen lock their doors for you as well. Ending2: [step] You don't want to be caught by an unknown roaming car. [title] Explore public transportation options online to find places where you can leave most of your valuables and stuff. Ending3: [substeps] Familiarize yourself with your vehicle's safety features. When you unlock the car, some vehicles with remote-unlock systems will flash the lights a specific number of times to indicate someone tampered with the vehicle while you were away. Ending4: [step] When shopping for travel insurance, keep your locks locked while exiting your vehicle. You'll be more at risk to injure oneself if you're parked where it's safe.

Answer format: ending1/ending2/ending3/ending4