Correct, that is what I also stated, that you are not sculpting but importing models. The tip about importing a retopo mesh into the retopo room is the most important for you.
Understanding the basic functions of 3DC helps in knowing what parts you want to use accorrding to your workflow.
If you still struggle and use skype for screen sharing and voice, I will be happy to show you around 3DC. Pm me if interested.
Some more videos. This is importing a low poly model. The second is using a newer feature is flat subdivision.