All his faithful followers just know one thing. That he listens to us at all times. As there is no specific point. Also, he always answers all our right calls. So, even when you do not expect. He grants us all the things. Furthermore, Allah is a benevolent being. He is always aware of what you want. And, he has written the right thing in all our destinies. So, if you want to know how to make dua. The answer is pure, simple. You all have to call out to him with a faithful heart. All his followers are dear to him. And, indeed, you are too. Just reach out to him daily. Even his zikr is enough. And the most important thing is you should reach out. And, he will never turn away from you. The moment we realize all that. All our doubts start to go away. He is a good listener. No matter in what way you are calling him. So, make the dua wherever you can. And, whenever you can as he is listening to you at all times. Therefore, calling him matters. And not the way it is being done. Just have a faithful heart. Ameen.