The “Share This” feature allows visitors to share your website via e-mail and social networking websites.
Sharing Enabled
To enable sharing, just be sure the radio button next to 'Enabled' is clicked. Be sure to click 'Update'.
Once enabled, you will notice a 'Share This' link on your homepage (location of the link varies by template).
When visitors to your site click on the 'Share' feature, they will be able to share your site and images via Email, Facebook, Twitter, Pinterest, Tumblr, Google Plus, LinkedIn and Reddit:
Sharing Disabled
To disable sharing, just be sure the radio button next to 'Disabled' is clicked. Be sure to click 'Update'.
Once disabled, you will notice that the 'Share This' link no longer displays on your homepage (location of the link varies by template).
A step-by-step guide on Sharing your site.