It is highly recommended to bring gifts according to the Holy Prophet saww. Islam is a beautiful religion. Gift can be as beautiful as a rose. Maybe you can talk about the beauty of Holy Prophet saww and his characteristics on how loving and kind he was when he visited people. We cannot judge him by saying he's stingy so you may need to go out shopping for groceries and find out more how he deals with buying and making payments. Use your best akhlaq as examples