BuyCraft is a plugin that allows you to donate to the server Via Paypal, and in retun for donating you instantly get cool items, money, permissions, etc.. Thanks for donating!
Visit
http://daclowns.buycraft.net/ and when you purchase something, you will pay with paypal.
After the purchase is complete you will instantly get what you paided for, automatically.
Or, you can type /buy in the game and a list of items will come up, then type /buy ID then you follow the link to purchase.
Just use the webstore it is much easier.
http://daclowns.buycraft.net/