a tank set up can be done easily if you like simplicity. get a T5 light, a skimmer, a big packet of salt, 3 to 4 packets of sand, a few packet of coral chips , a packet of filter wool, a bottle of live bacteria; water system can start to run. simply done, it wont exceed $500 as for live rocks, throw in a loose 50kg live rocks[$2 per kg] and let the tank cycle. total, a rough $500 plus minus. after that , do enjoy the pleasure of choosing and collecting slowly; corals and fishes at your own pace. after the tank matures,you can choose to upgrade or add in equipments if you wish; of things with great prices and variety from this forum.