diff --git a/ScrumTaskboard/Controllers/CategoriesController.cs b/ScrumTaskboard/Controllers/CategoriesController.cs
index 520b977..eef87be 100644
--- a/ScrumTaskboard/Controllers/CategoriesController.cs
+++ b/ScrumTaskboard/Controllers/CategoriesController.cs
@@ -81,9 +81,9 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Update the Category identified by it's ID.
         /// </summary>
-        /// <param name="id">To edit Category's ID</param>
+        /// <param name="id">to edit Category's ID</param>
         /// <param name="category">modified Category</param>
-        /// <returns>???????</returns>
+        /// <returns>the proper status code</returns>
         [HttpPut("{id}")]
         public async Task<IActionResult> PutCategory(int id, ScrumCategory category)
         {
@@ -121,8 +121,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Create a new Category.
         /// </summary>
-        /// <param name="category">???????</param>
-        /// <returns>???????</returns>
+        /// <param name="category">new Category</param>
+        /// <returns>the proper status code</returns>
         [HttpPost]
         public async Task<ActionResult<ScrumUserstory>> PostCategory(ScrumCategory category)
         {
@@ -137,8 +137,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Delete a Category identified by it's ID.
         /// </summary>
-        /// <param name="id">To delete Category's ID</param>
-        /// <returns>???????</returns>
+        /// <param name="id">to delete Category's ID</param>
+        /// <returns>the proper status code</returns>
         [HttpDelete("{id}")]
         public async Task<ActionResult<ScrumCategory>> DeleteCategory(int id)
         {
diff --git a/ScrumTaskboard/Controllers/ProjectsController.cs b/ScrumTaskboard/Controllers/ProjectsController.cs
index 5cf06c7..d57f637 100644
--- a/ScrumTaskboard/Controllers/ProjectsController.cs
+++ b/ScrumTaskboard/Controllers/ProjectsController.cs
@@ -75,9 +75,9 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Update the Project identified by it's ID.
         /// </summary>
-        /// <param name="id">To edit Project's ID</param>
+        /// <param name="id">to edit Project's ID</param>
         /// <param name="projects">modified Project</param>
-        /// <returns>???????</returns>
+        /// <returns>the proper status code</returns>
         [HttpPut("{id}")]
         public async Task<IActionResult> PutProject(int id, ScrumProject projects)
         {
@@ -115,8 +115,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Create a new Project.
         /// </summary>
-        /// <param name="projects">???????</param>
-        /// <returns>???????</returns>
+        /// <param name="projects">new Project</param>
+        /// <returns>the proper status code</returns>
         [HttpPost]
         public async Task<ActionResult<ScrumProject>> PostProject(ScrumProject projects)
         {
@@ -131,8 +131,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Delete a Project identified by it's ID.
         /// </summary>
-        /// <param name="id">To delete Project's ID</param>
-        /// <returns>???????</returns>
+        /// <param name="id">to delete Project's ID</param>
+        /// <returns>the proper status code</returns>
         [HttpDelete("{id}")]
         public async Task<ActionResult<ScrumProject>> DeleteProject(int id)
         {
diff --git a/ScrumTaskboard/Controllers/SprintsController.cs b/ScrumTaskboard/Controllers/SprintsController.cs
index 4987218..26eaba8 100644
--- a/ScrumTaskboard/Controllers/SprintsController.cs
+++ b/ScrumTaskboard/Controllers/SprintsController.cs
@@ -85,9 +85,9 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Update the Sprint identified by it's ID.
         /// </summary>
-        /// <param name="id">To edit Sprint's ID</param>
+        /// <param name="id">to edit Sprint's ID</param>
         /// <param name="sprint">modified Sprint</param>
-        /// <returns>???????</returns>
+        /// <returns>the proper status code</returns>
         [HttpPut("{id}")]
         public async Task<IActionResult> PutSprint(int id, ScrumSprint sprint)
         {
@@ -125,8 +125,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Create a new Sprint.
         /// </summary>
-        /// <param name="sprint">???????</param>
-        /// <returns>???????</returns>
+        /// <param name="sprint">new Sprint</param>
+        /// <returns>the proper status code</returns>
         [HttpPost]
         public async Task<ActionResult<ScrumSprint>> PostSprint(ScrumSprint sprint)
         {
@@ -141,8 +141,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Delete a Sprint identified by it's ID.
         /// </summary>
-        /// <param name="id">To delete Sprint's ID</param>
-        /// <returns>???????</returns>
+        /// <param name="id">to delete Sprint's ID</param>
+        /// <returns>the proper status code</returns>
         [HttpDelete("{id}")]
         public async Task<ActionResult<ScrumSprint>> DeleteSprint(int id)
         {
diff --git a/ScrumTaskboard/Controllers/StatusController.cs b/ScrumTaskboard/Controllers/StatusController.cs
index 75552cb..926347b 100644
--- a/ScrumTaskboard/Controllers/StatusController.cs
+++ b/ScrumTaskboard/Controllers/StatusController.cs
@@ -69,9 +69,9 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Update the Status identified by it's ID.
         /// </summary>
-        /// <param name="id">To edit Status' ID</param>
+        /// <param name="id">to edit Status' ID</param>
         /// <param name="userstory">modified Userstory</param>
-        /// <returns>???????</returns>
+        /// <returns>the proper status code</returns>
         [HttpPut("{id}")]
         public async Task<IActionResult> PutStatus(int id, ScrumStatus userstory)
         {
@@ -109,8 +109,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Create a new Status.
         /// </summary>
-        /// <param name="userstory">???????</param>
-        /// <returns>???????</returns>
+        /// <param name="userstory">new Userstory</param>
+        /// <returns>the proper status code</returns>
         [HttpPost]
         public async Task<ActionResult<ScrumStatus>> PostTask(ScrumStatus userstory)
         {
@@ -125,8 +125,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Create a new Status.
         /// </summary>
-        /// <param name="id">To delete Status' ID</param>
-        /// <returns>???????</returns>
+        /// <param name="id">to delete Status' ID</param>
+        /// <returns>the proper status code</returns>
         [HttpDelete("{id}")]
         public async Task<ActionResult<ScrumStatus>> DeleteStatus(int id)
         {
diff --git a/ScrumTaskboard/Controllers/TasksController.cs b/ScrumTaskboard/Controllers/TasksController.cs
index 29c79dd..392c680 100644
--- a/ScrumTaskboard/Controllers/TasksController.cs
+++ b/ScrumTaskboard/Controllers/TasksController.cs
@@ -96,9 +96,9 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Update the Task identified by it's ID.
         /// </summary>
-        /// <param name="id">To edit Task's ID</param>
+        /// <param name="id">to edit Task's ID</param>
         /// <param name="task">modified Task</param>
-        /// <returns></returns>
+        /// <returns>the proper status code</returns>
         [HttpPut("{id}")]
         public async Task<IActionResult> PutTask(int id, ScrumTask task)
         {
@@ -136,8 +136,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Create a new Task.
         /// </summary>
-        /// <param name="task">???????</param>
-        /// <returns>???????</returns>
+        /// <param name="task">new Task</param>
+        /// <returns>the proper status code</returns>
         [HttpPost]
         public async Task<ActionResult<ScrumTask>> PostTask(ScrumTask task)
         {
@@ -152,8 +152,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Delete a Task identified by it's ID.
         /// </summary>
-        /// <param name="id">To delete Task's ID</param>
-        /// <returns>???????</returns>
+        /// <param name="id">to delete Task's ID</param>
+        /// <returns>the proper status code</returns>
         [HttpDelete("{id}")]
         public async Task<ActionResult<ScrumTask>> DeleteTask(int id)
         {
diff --git a/ScrumTaskboard/Controllers/UsersController.cs b/ScrumTaskboard/Controllers/UsersController.cs
index bbf5219..284c7c2 100644
--- a/ScrumTaskboard/Controllers/UsersController.cs
+++ b/ScrumTaskboard/Controllers/UsersController.cs
@@ -68,9 +68,9 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Update the User identified by it's ID.
         /// </summary>
-        /// <param name="id">To edit User's ID</param>
+        /// <param name="id">to edit User's ID</param>
         /// <param name="sprint">modified Sprint</param>
-        /// <returns>???????</returns>
+        /// <returns>the proper status code</returns>
         [HttpPut("{id}")]
         public async Task<IActionResult> PutUser(int id, ScrumUser sprint)
         {
@@ -108,8 +108,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Create a new User.
         /// </summary>
-        /// <param name="sprint">???????</param>
-        /// <returns>???????</returns>
+        /// <param name="sprint">new Sprint</param>
+        /// <returns>the proper status code</returns>
         [HttpPost]
         public async Task<ActionResult<ScrumUser>> PostUser(ScrumUser sprint)
         {
@@ -124,8 +124,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Delete a User identified by it's ID.
         /// </summary>
-        /// <param name="id">To delete User's ID</param>
-        /// <returns>???????</returns>
+        /// <param name="id">to delete User's ID</param>
+        /// <returns>the proper status code</returns>
         [HttpDelete("{id}")]
         public async Task<ActionResult<ScrumUser>> DeleteUser(int id)
         {
diff --git a/ScrumTaskboard/Controllers/UserstoriesController.cs b/ScrumTaskboard/Controllers/UserstoriesController.cs
index a826fdb..65aff6b 100644
--- a/ScrumTaskboard/Controllers/UserstoriesController.cs
+++ b/ScrumTaskboard/Controllers/UserstoriesController.cs
@@ -101,9 +101,9 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Update the Userstory identified by it's ID.
         /// </summary>
-        /// <param name="id">To edit Userstory's ID</param>
+        /// <param name="id">to edit Userstory's ID</param>
         /// <param name="userstory">modified Userstory</param>
-        /// <returns>???????</returns>
+        /// <returns>the proper status code</returns>
         [HttpPut("{id}")]
         public async Task<IActionResult> PutUserstory(int id, ScrumUserstory userstory)
         {
@@ -141,8 +141,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Create a new Userstory.
         /// </summary>
-        /// <param name="userstory">???????</param>
-        /// <returns>???????</returns>
+        /// <param name="userstory">new Userstory</param>
+        /// <returns>the proper status code</returns>
         [HttpPost]
         public async Task<ActionResult<ScrumUserstory>> PostTask(ScrumUserstory userstory)
         {
@@ -157,8 +157,8 @@ namespace ScrumTaskboard.Controllers
         /// <summary>
         /// Delete a Userstory identified by it's ID.
         /// </summary>
-        /// <param name="id">To delete Userstory's ID</param>
-        /// <returns>???????</returns>
+        /// <param name="id">to delete Userstory's ID</param>
+        /// <returns>the proper status code</returns>
         [HttpDelete("{id}")]
         public async Task<ActionResult<ScrumUserstory>> DeleteUserstory(int id)
         {