diff --git a/documentation/10-containers/20-post-meta.md b/documentation/10-containers/20-post-meta.md
index cf0f5c6..e429234 100644
--- a/documentation/10-containers/20-post-meta.md
+++ b/documentation/10-containers/20-post-meta.md
@@ -20,19 +20,22 @@ The priority within the context where the container should show (`'high'` (defau
 
 ### Accessing field values
 
-To access field values you need to use the function `carbon_get_post_meta( $id, $name )`, where:
+To access field values you need to use the function `carbon_get_post_meta( $id, $name, $container_id = '' )`, where:
 
 | Parameter            | Description                                                                         |
 | -------------------- | ----------------------------------------------------------------------------------- |
-| `$id`                | Post ID where your value was entered.                                               |
-| `$name`              | The field name pattern of the field to be retrieved.                                              |
+| `$id`                | Post ID where your value was entered. (required)                                    |
+| `$name`              | The field name pattern of the field to be retrieved. (required)                     |
+| `$container_id`      | The container id for which to retrieve the field value. (optional)                  |
+
+*Container ID is generated from the `carbon_fields_container_` prefix and sanitized version of the Container Name. For example if you define `post_meta` Container named `Post Settings` its id will be - `carbon_fields_container_post_settings`. Passing the container id is recommended if you have defined fields with same names and in different containers.*
 
 ```php
 <!-- Simple field -->
 <p>Article was published in: <?php echo carbon_get_post_meta( get_the_ID(), 'crb_location' ); ?></p>
 
 <!-- Complex field -->
-<?php 
+<?php
 $slides = carbon_get_post_meta( get_the_ID(), 'crb_slides' );
 if ( $slides ) {
     foreach ( $slides as $slide ) {
@@ -65,4 +68,4 @@ function crb_after_save_event( $post_id ) {
         update_post_meta( $post_id, '_crb_event_timestamp', $timestamp );
     }
 }
-```
\ No newline at end of file
+```
diff --git a/documentation/10-containers/30-theme-options.md b/documentation/10-containers/30-theme-options.md
index a0f5aa8..22039b0 100644
--- a/documentation/10-containers/30-theme-options.md
+++ b/documentation/10-containers/30-theme-options.md
@@ -127,17 +127,18 @@ Container::make( 'theme_options', 'Basic Options' )
 
 ### Accessing field values
 
-To retrieve field values from a theme options container, you need to use the function `carbon_get_theme_option( $name )`, where:
+To retrieve field values from a theme options container, you need to use the function `carbon_get_theme_option( $name, $container_id = '' )`, where:
 
 | Parameter            | Description                                                                         |
 | -------------------- | ----------------------------------------------------------------------------------- |
-| `$name`              | The field name pattern of the field to be retrieved.                                              |
+| `$name`              | The field name pattern of the field to be retrieved. (required)                     |
+| `$container_id`      | The container id for which to retrieve the field value. (optional) See [Post Meta Container](/containers/post-meta?id=accessing-field-values) for more info. |
 
 ```php
 <p>Copyright <?php echo carbon_get_theme_option( 'crb_copyright' ); ?></p>
 <p>
     Office locations:
-    <?php 
+    <?php
     $address_lines = carbon_get_theme_option( 'crb_addresses' );
     foreach ( $address_lines as $line ) {
         echo $line . '<br/>';
@@ -146,4 +147,4 @@ To retrieve field values from a theme options container, you need to use the fun
 <p>
 ```
 
-After saving, the `carbon_fields_theme_options_container_saved` hook is called, which allows you to hook additional functionality after saving.
\ No newline at end of file
+After saving, the `carbon_fields_theme_options_container_saved` hook is called, which allows you to hook additional functionality after saving.
diff --git a/documentation/10-containers/40-term-meta.md b/documentation/10-containers/40-term-meta.md
index a7649cc..32943aa 100644
--- a/documentation/10-containers/40-term-meta.md
+++ b/documentation/10-containers/40-term-meta.md
@@ -16,19 +16,20 @@ Container::make( 'term_meta', 'Category Properties' )
 
 ### Accessing field values
 
-To access field values you need to use the function `carbon_get_term_meta( $term_id, $name )`, where:
+To access field values you need to use the function `carbon_get_term_meta( $term_id, $name, $container_id = '' )`, where:
 
 | Parameter            | Description                                                                         |
 | -------------------- | ----------------------------------------------------------------------------------- |
-| `$term_id`           | Term ID where your value was entered.                                               |
-| `$name`              | The field name pattern of the field to be retrieved.                                              |
+| `$term_id`           | Term ID where your value was entered. (required)                                    |
+| `$name`              | The field name pattern of the field to be retrieved. (required)                     |
+| `$container_id`      | The container id for which to retrieve the field value. (optional) See [Post Meta Container](/containers/post-meta?id=accessing-field-values) for more info. |
 
 ```php
 <!-- Simple field -->
 <p>Editor of this category: <?php echo carbon_get_term_meta( $category->term_id, 'crb_editor' ); ?></p>
 
 <!-- Complex field -->
-<?php 
+<?php
 $authors = carbon_get_term_meta( $category->term_id, 'crb_authors' );
 foreach ( $authors as $author ) {
     echo $author['name'];
@@ -36,4 +37,4 @@ foreach ( $authors as $author ) {
 ?>
 ```
 
-After saving, the `carbon_fields_term_meta_container_saved` hook is called, which allows you to hook additional functionality after saving. It accepts the `$term_id` parameter, which is the `term_id` of the taxonomy term that was updated.
\ No newline at end of file
+After saving, the `carbon_fields_term_meta_container_saved` hook is called, which allows you to hook additional functionality after saving. It accepts the `$term_id` parameter, which is the `term_id` of the taxonomy term that was updated.
diff --git a/documentation/10-containers/50-user-meta.md b/documentation/10-containers/50-user-meta.md
index 12faa69..1c45f2d 100644
--- a/documentation/10-containers/50-user-meta.md
+++ b/documentation/10-containers/50-user-meta.md
@@ -16,19 +16,20 @@ Container::make( 'user_meta', 'Address' )
 
 ### Accessing field values
 
-To access field values you need to use the function `carbon_get_user_meta( $user_d, $name )`, where:
+To access field values you need to use the function `carbon_get_user_meta( $user_id, $name, $container_id = '' )`, where:
 
 | Parameter            | Description                                                                         |
 | -------------------- | ----------------------------------------------------------------------------------- |
-| `$user_id`           | User ID where your value was entered.                                               |
-| `$name`              | The field name pattern of the field to be retrieved.                                              |
+| `$user_id`           | User ID where your value was entered. (required)                                    |
+| `$name`              | The field name pattern of the field to be retrieved. (required)                     |
+| `$container_id`      | The container id for which to retrieve the field value. (optional) See [Post Meta Container](/containers/post-meta?id=accessing-field-values) for more info. |
 
 ```php
 <!-- Simple field -->
 <p>Author address: <?php echo carbon_get_user_meta( get_the_author_meta( 'ID' ), 'crb_street' ); ?></p>
 
 <!-- Complex field -->
-<?php 
+<?php
 $phone_numbers = carbon_get_user_meta( get_the_author_meta( 'ID' ), 'crb_phone_numbers' );
 foreach ( $phone_numbers as $phone ) {
     echo $phone['country_code'] . '-' . $phone['number'];
diff --git a/documentation/10-containers/60-comment-meta.md b/documentation/10-containers/60-comment-meta.md
index b1f7798..93a53c2 100644
--- a/documentation/10-containers/60-comment-meta.md
+++ b/documentation/10-containers/60-comment-meta.md
@@ -15,12 +15,13 @@ Container::make( 'comment_meta', 'Comment Information' )
 
 ### Accessing field values
 
-To access field values you need to use the function `carbon_get_comment_meta( $comment_id, $name )`, where:
+To access field values you need to use the function `carbon_get_comment_meta( $comment_id, $name, $container_id = '' )`, where:
 
 | Parameter            | Description                                                                         |
 | -------------------- | ----------------------------------------------------------------------------------- |
-| `$comment_id`        | Comment ID where your value was entered.                                            |
-| `$name`              | The field name pattern of the field to be retrieved.                                              |
+| `$comment_id`        | Comment ID where your value was entered. (required)                                 |
+| `$name`              | The field name pattern of the field to be retrieved. (required)                     |
+| `$container_id`      | The container id for which to retrieve the field value. (optional) See [Post Meta Container](/containers/post-meta?id=accessing-field-values) for more info. |
 
 ```php
 <?php $comments = get_comments( array(
@@ -40,4 +41,4 @@ foreach ( $comments as $comment ) {
     }
 }
 ?>
-```
\ No newline at end of file
+```
diff --git a/documentation/10-containers/80-nav-menu-item.md b/documentation/10-containers/80-nav-menu-item.md
index f09a049..c543e78 100644
--- a/documentation/10-containers/80-nav-menu-item.md
+++ b/documentation/10-containers/80-nav-menu-item.md
@@ -18,12 +18,13 @@ Containers are rendered in the order they are initialized.
 
 ### Accessing field values
 
-Since each menu entry is a post from post type `"nav_menu_item"` with status `"publish"`, the values can be accessed with the function `carbon_get_nav_menu_item_meta( $nav_menu_item_ID, $name )`, where:
+Since each menu entry is a post from post type `"nav_menu_item"` with status `"publish"`, the values can be accessed with the function `carbon_get_nav_menu_item_meta( $nav_menu_item_ID, $name, $container_id = '' )`, where:
 
-| Parameter            | Description                                                   |
-| -------------------- | ------------------------------------------------------------- |
-| `$nav_menu_item_ID`  | Nav Menu Item Post ID where your value was entered.           |
-| `$name`              | The field name pattern of the field to be retrieved.                        |
+| Parameter            | Description                                                    |
+| -------------------- | -------------------------------------------------------------- |
+| `$nav_menu_item_ID`  | Nav Menu Item Post ID where your value was entered. (required) |
+| `$name`              | The field name pattern of the field to be retrieved. (required) |
+| `$container_id`      | The container id for which to retrieve the field value. (optional) See [Post Meta Container](/containers/post-meta?id=accessing-field-values) for more info. |
 
 ### Custom Walkers or Walker Filters
 
@@ -116,4 +117,4 @@ Both of the above examples will result in:
         </li>
     </ul>
 </div>
-```
\ No newline at end of file
+```