There are many commonly used symbols that you won’t find on a standard keyboard, like the copyright symbol ©. On the Mac, you can remember to press Option-G to insert it. On Windows it’s a bit trickier: You have to remember to hold Alt and type 0169 on the number pad.
TextExpander makes it easy to create memorable shortcuts to type symbols like this. Subscribe to the Symbols Public Group to add multiple such shortcuts to your library, such as:
ccopy
for ©ttm
forppound
for £eeuro
for €
Subscribing to a Public Group is easy. Click Join Snippet Group.
And then click Subscribe.
You can find subscribed Public Groups in the sidebar under the Public heading.