Restaurants open with a purpose of sharing a passion for food with others by serving delicious dishes to guests, resulting in smiles on patrons’ faces. Restaurants treat their guests like their family members in an effort to keep them coming back repeatedly. But restaurant guests’ presence is never a given at the time of opening a restaurant, so restaurant owners must ensure that every guest knows that he or she is welcomed into the restaurant. Not long ago, online presence was not an option, and restaurants generally hired a crier to catch potential customers’ attention in front of the tavern....