You juts have to rinse base rock and the same for "decor". I would urge you to get some base rock though and as you get some money you can always add more base rock as you go. Theres no curing involved with base rock so it can go right in your tank whenever you want.
180g Reef - 60g Rimless Reef -90G FOWLR- 125g Malawi Cichlids- 40b REEF- 34g Fresh Planted-working on- 20L FOWLR- working on
I have a mix of many different saltwater fish amongst my tanks, but I love my Tangs most of all.