A beaten half hour called again and again. No one goes to the phone. Either it rings and no one takes off or it's supposed to be the lead. This raises the impression you ignore the customer's call consciously. Unfortunately, this is very weak for a pizzeria with delivery service.
-Super pizzas (wood stove! -fast and simple order (e.g. WhatsApp -free delivery (from minimum order value; there you can also give tips -price performance is (8€ for ne gr. ~32cm Salami, fair -Friendly supplier