Hi its not as hard as peeps think aslong as you know about water chemistry and read read read, i dont think ive done too bad 8 weeks now and my nano is looking good live stock thriving, i did have a few probs with inverts but that has to be down too a non matured tank my water was too clean was doing 5gal water change a week in a 20 gal tank lol but now have cut back on water change now and having plenty of coral algae growing now and my tank smells like the ocean nice smell like seaweed kinda smell i hope thats a good sign