diff --git a/Controller/XWebinarServiceControllerBase.cs b/Controller/XWebinarServiceControllerBase.cs
index 7f2534f..8f6d4e7 100644
--- a/Controller/XWebinarServiceControllerBase.cs
+++ b/Controller/XWebinarServiceControllerBase.cs
@@ -81,7 +81,7 @@ namespace xWebinarService.Controller
         /// </summary>
         /// <param name="item"></param>
         /// <returns></returns>
-        [HttpPost("Update")]
+        [HttpPut("Update")]
         public virtual async Task<ActionResult<XWebinarDto>> UpdateWebinar(
             [FromBody] XWebinarDto item
         )
@@ -197,7 +197,6 @@ namespace xWebinarService.Controller
         /// Remove Specified Webinar ...
         /// </summary>
         /// <param name="webinarId"></param>
-        /// <param name="requesterUserSelectByParam"></param>
         /// <returns></returns>
         [HttpDelete("Remove")]
         public virtual async Task<ActionResult<bool>> RemoveWebinar(
@@ -240,7 +239,6 @@ namespace xWebinarService.Controller
         /// </summary>
         /// <param name="webinarId"></param>
         /// <param name="subscriberId"></param>
-        /// <param name="requesterUserSelectByParam"></param>
         /// <returns></returns>
         [HttpPost("Subscribe")]
         public virtual async Task<ActionResult<bool>> Subscribe(
@@ -322,9 +320,8 @@ namespace xWebinarService.Controller
         /// </summary>
         /// <param name="webinarId"></param>
         /// <param name="subscriberId"></param>
-        /// <param name="requesterUserSelectByParam"></param>
         /// <returns></returns>
-        [HttpPost("Unsubscribe")]
+        [HttpDelete("Unsubscribe")]
         public virtual async Task<ActionResult<bool>> Unsubscribe(
            [FromQuery] Guid webinarId,
            [FromQuery] string subscriberId
@@ -364,12 +361,12 @@ namespace xWebinarService.Controller
         /// </summary>
         /// <param name="webinarId"></param>
         /// <param name="subscriberId"></param>
-        /// <param name="requesterUserSelectByParam"></param>
         /// <returns></returns>
         [HttpGet("GetSubscriber")]
         public virtual async Task<ActionResult<XWebinarSubscriberDto>> GetSubscriber(
             [FromQuery] Guid webinarId,
-            [FromQuery] string subscriberId        )
+            [FromQuery] string subscriberId        
+        )
         {
             //
             // Do ...
@@ -404,7 +401,6 @@ namespace xWebinarService.Controller
         /// Get all Specified Webinars Subscribers ...
         /// </summary>
         /// <param name="webinarId"></param>
-        /// <param name="requesterUserSelectByParam"></param>
         /// <returns></returns>
         [HttpGet("GetSubscribers")]
         public virtual async Task<ActionResult<IEnumerable<XWebinarSubscriberDto>>> GetSubscribers(
@@ -444,7 +440,6 @@ namespace xWebinarService.Controller
         /// </summary>
         /// <param name="webinarId"></param>
         /// <param name="query"></param>
-        /// <param name="requesterUserSelectByParam"></param>
         /// <returns></returns>
         [HttpGet("QuerySubscribers")]
         public virtual async Task<ActionResult<XQueryResult<XWebinarSubscriberDto>>> QuerySubscribers(