Let's Be Frank is a popular street vendor located at 1726 Mission St, San Francisco, California, 94103, specializing in gourmet hot dogs. Here are some tips to enhance your dining experience:

1. Try the Classic Frank: Dive into their signature hot dog made with a grass-fed beef and/or free-range turkey, served on a fresh bun. It's the perfect combination of simplicity and quality.

2. Don't forget the toppings: Let's Be Frank offers a range of unique and delicious toppings such as caramelized onions, spicy peppers, and homemade relish. Be adventurous and create your own flavor combinations.

3. Enjoy their vegetarian options: If you're vegetarian or simply looking for a meat-free alternative, Let's Be Frank offers tasty veggie dogs that still pack a punch in terms of flavor.

4. Savor their homemade sauces: Don't miss out on their homemade ketchup, mustard, and special sauces. They add an extra dimension to the already mouthwatering hot dogs.

5. Grab a side: Complete your meal with one of their sides like chili cheese fries, garlic fries, or a refreshing side salad. It's the perfect complement to your hot dog.

Overall, Let's Be Frank is a must-visit street vendor for hot dog enthusiasts in San Francisco. Enjoy the delightful flavors and unique experience they have to offer!