For visualizations integrated into Spreadsheets or Fusion Tables, it is possible to share work with others by using the built-in Google Apps file sharing method. With Google file sharing, visualizations can be private to one or more users, or publicly available on the Web. When sharing a visualization as part of a Google application file, the entire file, and not just the visualization is shared to other users.
In any Google application that allows sharing, the 
button can be found in the upper right-hand corner of an open file or document. To share, click on this blue Share button in either a Spreadsheets or Fusion Tables file.
Sharing with Google applications can be public or private. This section details how to share a Spreadsheet or Fusion Table privately. In this scenario, to share privately means sharing to only a select group of individuals. Additionally, it is worth noting this information is universal across Google applications and thus can also be used to...