How to Copy & Paste Text in the Wordpress editor from a Google Doc / Chatter Buzz Web Support

In summary:

Word processors & Google docs like to add extra HTML tags & formatting when you copy & paste, which can lead to some theme styles being overwritten on the website.
See what extra HTML tags are being applied by viewing the "Text" tab in the Wordpress WYSIWYG editor.
There are two options to format the text correctly:
- Go through and remove the extra tags that were copied from the document, such as
- Preferred method: Go back to the document and copy all the text again, then use CMD+Shift+V when pasting in order to paste it as Plain Text. Then, use the Wordpress editor to format the post the way you want.