1. Before your flight, make sure to check in online to secure your seat. 2. As you complete each task, be sure to check it off your to-do list. 3. When you arrive at the hotel, the staff will check on you to ensure you have everything you need. 4. Don't forget to check out the new menu items at the restaurant during your stay. 5. Remember to check out of the hotel before noon to avoid any additional charges. 6. It's always a good idea to check up on your friends and family to see how they are doing.