When ordering food through delivery service, make sure the vendor has good sanitation and obey the safety protocol to their employees. You can check it from any customer reviews and you can check it from their website. When the server arrive your home, let them waiting outside the door or your fence. Check if he looks healthy or not. If he coughing and looks I'll, you can decline the order. Make sure you wear mask when meet him and minimize body/hand contact. The foods should be packaged inside the plastic bag. Ask him to spray its package with sanitizer. You can provide sanitizer outside, some guests woukd be forget to bring it.Before open your food packages, didn't forget to give your hand the sanitizer.