gpb-set-blocklist-by-field-value.php: Added video instructions and improved description.

Author: spivurno

gp-blocklist/gpb-set-blocklist-by-field-value.php

@@ -3,9 +3,13 @@
  * Gravity Perks // Blocklist // Set Blocklist by Field Value
  * https://gravitywiz.com/documentation/gravity-forms-blocklist/
  *
- * Video Instructions: 
+ * Video Instructions: https://www.loom.com/share/95b7192628774a3ebd0a0f47a4acd50a
  * 
- * Use this snippet to create a blocklist editor form.
+ * Use this snippet to create a blocklist editor form. We recommend using [Populate Anything][1] to
+ * populate WordPress' current blocklist into the field. The user can then edit the values and submit 
+ * the form. This snippet will handle updating the blocklist option in the database.
+ *
+ * [1]: https://gravitywiz.com/documentation/gravity-forms-populate-anything/
  */
 // Update "123" to your form ID.
 add_action( 'gform_after_submission_123', function( $entry, $form ) {