HERE IS SOME THINGS EVERYONE CAN DO (including non-members):
1.Everyone on clubpenguin can get free items that are placed around the island during awesome parties and also the free item that is given out from rockhoppers catalog.
2.Everyone on clubpenguin is able to get the awesome free item that rockhopper has when u catch him anywhere on clubpenguin (its usually rockhoppers backround, it used to be the eyepatch. They may give a new item when rockhopper comes in the future).
3.Everyone on clubpenguin is able to get the red and blue puffles available in the puffle catalog.
4.Also, everyone including non-members are able to buy player card backrounds in any type catalog on clubpenguin.
5.Last but not least, everyone on clubpenguin is able to enjoy all the games scattered around the island.