You can use them to spawn ships, vehicles, droids, and custom NPC's. You can also use them to put custom images on ships, vehicles, droids, NPC's, and items.
When you click on the CP's, there will be a tab named "Exchange CPs".
As for the spawn-able things, they are listed under the Ships and such. Under the rules or tech area.
Bureau Chief Dratt Darkstar
Chief of the Bureau of Analysis
Recuitment Support Officer