"Thanks to a Tweet from Matt Cutts, the head of the webspam team at Google, I learned that the tool bar in Google Images now includes "usage rights." Now instead of having to open the advanced search menu you can just click the "search tools" menu and select "usage rights" without leaving the search results page."
Google has just made it easier to find the 'usage rights' of images. Richard Byrne has assisted by providing us with a quick tutorial that show just what to do, in two steps!