For instance, first of all you have to get ready for the exam. For example, you have to be simply conscious that you will have to take an exam. On the same time, you have to be secure in your power. If you are not secure that you know everything, it will be quite hard to pass the exam only based on luck.
These professionals will be able to take the first photos of you and your baby just to make sure that these events can become immortal. Other photographers can simply create an album with the nice photos you can have just to make sure that in the end you will be able to keep the whole album as a great memory.