Here are some tips for enjoying GrilLine, a fast-food spot located at 1060 E Colorado Blvd, Pasadena, California:

1. **Try the Specials**: GrilLine often features daily specials. Check their menu or ask the staff for recommendations to make the most of your visit.

2. **Customize Your Order**: Don’t hesitate to customize your burgers or sandwiches. Choose from various toppings to create your perfect meal.

3. **Consider Portions**: Portions can be generous, so if you're not very hungry, consider sharing a combo or opting for a smaller size.

4. **Enjoy the Sides**: Pair your main dish with their popular sides, like fries or onion rings, to complete your meal.

5. **Check the Timing**: Lunchtime can get busy, so consider visiting during off-peak hours for faster service.

6. **Take Advantage of Promotions**: Look for any ongoing promotions or loyalty programs to save on your order.

Enjoy your meal!