Yes. It was very thorough. Yes the systems are complex. You will get two three inch binders for the A/C and one two inch binder for indoc. Plus a training cd with all the lecture presentations and flows on it. The instructors are very good. They are there to help you succeed and will spend extra time with you if you ask. The exams are geared to the application level and are challenging. It is not just reguritation. It, like all 121 ground schools, are like learning to drink from a fire hose. It takes a concerted effort and more than the time in class to pass. When they recommend you have all the emergency procedures and limitations memorized before class, do it. This stuff will be in the Pre-Study packet. It's no joke that you have to have 161 limitations, 10 QRC items and 4 emergency checklists memorized because you are tested on them at the end of the second week. If you have to spend time memorizing the above stuff during class you will be overwhelmed. I saw a few classmates trying to do it, some were successful, some not. Plan on not going home for the duration of training, unless you are local to Salt Lake. The weekend is a good time to catch up and review with your classmates. It is also a good time to learn the flows. Some of them are long and the earlier you get started on them the easier the last week of ground school will be. After ground school is FTD, then sim. I would go straight thru all of it if you have the option. It is senority based, so if your in the back of the class, make a friend at the front of the class to get the schedule you both want. I hope this helps. I am happy to answer any other questions to help with your decision. Senority is everything and the Bro will make you a better pilot.