To disconnect Merit from your Facebook account, begin by signing in to Facebook.
Next, locate the drop-down arrow on the Facebook toolbar. Click the arrow and select "Settings" from the menu.
After clicking "Settings" you will be redirected to a new page. On this page, select the "Apps" link from the side-menu.
When the "Apps" menu appears, look under the "Apps you use" section and locate Meritpages. Click the "Edit" link, then a drop-down menu should appear.
On this menu, locate and click the "Remove app" link.
A lightbox will appear prompting you to confirm your choice. Click "Remove" to disconnect.