Not sure where to begin? USG's calculator is a great place to start by allowing you to decide if 2x2 or 2x4 is better for you, along with suggesting accessories you will need with the least amount of waste.
We stock some of the popular, basic tiles, and you can buy them by the piece. Special orders are available by the carton and are usually to the store with in a week.
White main runners, cross tee's, wall angles, wire and lags in stock.
...that we stock include sharp utility knives, wire cutters, and screw guns.