Index: wp-admin/network/site-users.php
===================================================================
--- wp-admin/network/site-users.php	(revision 16921)
+++ wp-admin/network/site-users.php	(working copy)
@@ -217,9 +217,19 @@
 
 <?php do_action( 'network_site_users_after_list_table', '' );?>
 
-<?php if ( current_user_can( 'promote_users' ) && apply_filters( 'show_network_site_users_add_existing_form', true ) ) : ?>
-<h3 id="add-existing-user"><?php _e('Add Existing User') ?></h3>
-<p><?php _e( 'Enter the username of an existing user on this network.' ) ?></p>
+<?php if ( 
+	( current_user_can( 'promote_users' ) && apply_filters( 'show_network_site_users_add_existing_form', true ) ) || 
+	( current_user_can( 'create_users' ) && apply_filters( 'show_network_site_users_add_new_form', true ) ) ): ?>
+<h3 id="add-user"><?php _e('Add User to This Site') ?></h3>
+<?php endif; ?>
+
+<?php if ( current_user_can( 'promote_users' ) && apply_filters( 'show_network_site_users_add_existing_form', true ) ) :
+	if ( apply_filters( 'show_network_site_users_add_new_form', true ) ) : ?>	
+<p><?php _e( 'You may add from existing network users, or set up a new user to add to this site.' ); ?></p>
+	<?php else : ?>
+<p><?php _e( 'You may add from existing network users to this site.' ); ?></p>
+	<?php endif; ?>
+<h4 id="add-existing-user"><?php _e('Add Existing User') ?></h3>
 <form action="site-users.php?action=adduser" id="adduser" method="post">
 	<?php wp_nonce_field( 'edit-site' ); ?>
 	<input type="hidden" name="id" value="<?php echo esc_attr( $id ) ?>" />
@@ -247,9 +257,8 @@
 </form>
 <?php endif; ?>
 
-<?php if (  current_user_can( 'create_users' ) && apply_filters( 'show_network_site_users_add_new_form', true ) ) : ?>
-<h3 id="add-new-user"><?php _e('Create New User') ?></h3>
-<p><?php _e( 'Create a brand new user and add it to this site.' ) ?></p>
+<?php if ( current_user_can( 'create_users' ) && apply_filters( 'show_network_site_users_add_new_form', true ) ) : ?>
+<h4 id="add-new-user"><?php _e('Add New User') ?></h3>
 <form action="<?php echo network_admin_url('site-users.php?action=newuser'); ?>" id="newuser" method="post">
 	<?php wp_nonce_field( 'edit-site' ); ?>
 	<input type="hidden" name="id" value="<?php echo esc_attr( $id ) ?>" />
@@ -280,7 +289,7 @@
 		</tr>
 	</table>
 	<?php wp_nonce_field( 'add-user', '_wpnonce_add-user' ) ?>
-	<?php submit_button( __('Add User'), 'primary', 'add-user' ); ?>
+	<?php submit_button( __('Add New User'), 'primary', 'add-user' ); ?>
 </form>
 </div>
 <?php endif; ?>