You can't copyright the alphabet.
You can only copyright the specific code that makes up your font, for which you need to come up with usage licensing.
You do need to register it before you ever need to go to court for infringement.
hi. yes I know it's old so pls don't critique. my issue... draw a circle for example... want size 30mm x 30mm... when I type this into the transform palett it automatically changes the sizes to something...