1. You should never add uncured live rock to the aquarium.† Doing so can release harmful levels of ammonia into your aquarium.
2. Make sure you ask plenty of questions when you are buying accessories or fish for your aquarium.† The salespeople are there to help you, and should be able to handle any concerns you have when buying items for your aquarium.
3. Cichlids tend to be very intelligent fish.† You should do your best to interact with them as some species will respond positively to you arriving home.† These fish are very active and if you interact with them, they can develop much better.