How to type the copyright symbol?

This is something that comes up from time to time and I always have to look for it. It made me realize that some others might find it useful information. Plus, I can find it quicker here than doing a search next time the need arises.
To create the Copyright symbol ©

• On a windows-based PC: hold down the Alt key while keying in the numbers 0169
• On a Mac: hold down Option + G

Hope you find that helpful.