If you are looking for information about your NCSoft Account, i.e. activation, cancellations, buying a second account, your best resources is the NCSoft Support Page for answers such as;
That was my question! But the two links are broken.
(And then I googled and found the page, but the answer isn't clear. It does not tell me, for instance, whether my character will no longer be saved if I cancel my game account while I go away for a month, then activate it again)