Updated documentation

Author: mattwatsoncodes

README.md

@@ -1,5 +1,17 @@
 # Secure Blocks for Gutenberg
-WordPress editor (Gutenberg) blocks that provide secure content.
+
+Secure your content in the editor by user role with Secure Blocks for Gutenberg.
+
+Using Secure Blocks you can add any Gutenberg block inside a secure block, have it render only to logged in users, or lock it down to a user role of your choosing.
+
+Secure Blocks also provides an additional area that can display blocks to users that do not have permission to view the content.
+
+The plugin provides the following functionality:
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+- Display content only to logged-users
+- Display alternative content to logged-out users
+- Display content to users within certain user roles
+- Display alternative content to users not in those user roles
 
 ## Build Notes