diff --git a/core/lib/Drupal/Core/Entity/EntityType.php b/core/lib/Drupal/Core/Entity/EntityType.php
index 2fd5984..4e63ef0 100644
--- a/core/lib/Drupal/Core/Entity/EntityType.php
+++ b/core/lib/Drupal/Core/Entity/EntityType.php
@@ -183,6 +183,8 @@ class EntityType implements EntityTypeInterface {
    * The human-readable name of the type.
    *
    * @var string
+   *
+   * @see \Drupal\Core\Entity\EntityTypeInterface::getLabel()
    */
   protected $label = '';
 
@@ -190,6 +192,8 @@ class EntityType implements EntityTypeInterface {
    * The indefinite singular name of the type.
    *
    * @var string
+   *
+   * @see \Drupal\Core\Entity\EntityTypeInterface::getSingularLabel()
    */
   protected $label_singular = '';
 
@@ -197,6 +201,8 @@ class EntityType implements EntityTypeInterface {
    * The indefinite plural name of the type.
    *
    * @var string
+   *
+   * @see \Drupal\Core\Entity\EntityTypeInterface::getPluralLabel()
    */
   protected $label_plural = '';
 
@@ -206,6 +212,8 @@ class EntityType implements EntityTypeInterface {
    * Needed keys: "singular" and "plural".
    *
    * @var string[]
+   *
+   * @see \Drupal\Core\Entity\EntityTypeInterface::getCountLabel()
    */
   protected $label_count = [];
 
diff --git a/core/lib/Drupal/Core/Entity/EntityTypeInterface.php b/core/lib/Drupal/Core/Entity/EntityTypeInterface.php
index f2d693a..b68de47 100644
--- a/core/lib/Drupal/Core/Entity/EntityTypeInterface.php
+++ b/core/lib/Drupal/Core/Entity/EntityTypeInterface.php
@@ -617,6 +617,9 @@ public function getDataTable();
   /**
    * Gets the human-readable name of the entity type.
    *
+   * This method should be used when you want to refer to the abstract concept
+   * of a specific entity type.
+   *
    * @return string
    *   The human-readable name of the entity type.
    */
@@ -627,12 +630,16 @@ public function getLabel();
    *
    * @return string
    *   The lowercase form of the human-readable entity type name.
+   *
+   * @see ::getLabel().
    */
   public function getLowercaseLabel();
 
   /**
    * Gets the singular label of the entity type.
    *
+   * This method should be used when you refer to exactly one entity.
+   *
    * @return string
    *   The singular label.
    */
@@ -641,13 +648,19 @@ public function getSingularLabel();
   /**
    * Gets the plural label of the entity type.
    *
+   * This label should be used for example in places where you want to refer to
+   * a list of entities.
+   *
    * @return string
    *   The plural label.
    */
   public function getPluralLabel();
 
   /**
-   * Gets the count label of the entity type
+   * Gets the count label of the entity type.
+   *
+   * This label should be used when you know the amount of entities you want to
+   * show. For example a header summary of a entity list would be a great place.
    *
    * @param int $count
    *   The item count to display if the plural form was requested.