There are many ways that restaurants can use digital marketing to reach new customers and promote their business. Some ideas include:

1. Creating a website: Having a website is essential for restaurants in the digital age. It allows customers to easily find information about your menu, location, and hours of operation.

2. Using social media: Social media platforms like Facebook, Instagram, and Twitter are a great way for restaurants to connect with customers and promote their business. You can use these platforms to share photos of your food, announce special events or promotions, and interact with your customers.

3. Implementing email marketing: Email marketing can be an effective way to keep customers informed about your business and encourage them to visit. You can use email to send newsletters, special offers, and other promotional materials.

4. Utilizing online ordering: Many customers now prefer to order food online. By offering online ordering through your website or a third-party platform, you can make it easy for customers to order from you and pick up their food.

5. Partnering with food delivery services: Food delivery services like Grubhub, Uber Eats, and DoorDash can help you reach new customers and make it easy for them to order from your restaurant.

By implementing these and other digital marketing strategies, you can effectively promote your restaurant and reach a wider audience.