It is quite possible that you do not like the classes. You can avail the free demo class to get an idea of the course curriculum that will be followed during the course. This will also give you an insight into the tools and techniques you will learn along with the trainers who will teach you. If you have already enrolled for the class but do not like how it is proceeding, you have the option of requesting 100% money-back after the first session. You see there are quite some options available for you.