Few of the folks here have experience with cutters.
Over at the Cardboard Warriors forum, many of the members use them, because they aren't doing paper as a hobby, but to quickly get things on the gaming table. They have a subforum devoted to Cutters,
Craft ROBO/Silhouette automated cutters | Cardboard Warriors forum
You will be able to get the info you need there, and probably some helpful advice that you didn't know you needed.
Congratulations on getting the Cameo. It and the Portrait are the most recommended cutters on the market. Just make sure you don't set the blades too deep