diff --git a/docs/tutorial/first-steps.md b/docs/tutorial/first-steps.md
index 42509e3..e8c2ffa 100644
--- a/docs/tutorial/first-steps.md
+++ b/docs/tutorial/first-steps.md
@@ -87,13 +87,23 @@ $ python main.py Camila
 Hello Camila
 
 // Here "Camila" is the CLI argument
+
+// To pass a name with spaces for the same CLI argument, use quotes
+$ python main.py "Camila Gutiérrez"
+
+Hello Camila Gutiérrez
 ```
 
 </div>
 
+!!! tip
+    If you need to pass a single value that contains spaces to a *CLI argument*, use quotes (`"`) around it.
+
 ## Two CLI arguments
 
-Now extend that to have 2 arguments, `name` and `lastname`:
+Now let's say we want to have the name and last name separated.
+
+So, extend that to have 2 arguments, `name` and `lastname`:
 
 ```Python hl_lines="4 5"
 {!./src/first_steps/tutorial003.py!}
diff --git a/mkdocs.yml b/mkdocs.yml
index 39a3886..a737e97 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -38,19 +38,29 @@ nav:
             - Command CLI Options: 'tutorial/commands/options.md'
             - Command Help: 'tutorial/commands/help.md'
             - Custom Command Name: 'tutorial/commands/name.md'
+            - Typer Callback: 'tutorial/commands/callback.md'
             - One or Multiple Commands: 'tutorial/commands/one-or-multiple.md'
         - CLI Parameter Types:
             - CLI Parameter Types Intro: 'tutorial/parameter-types/index.md'
             - Number: 'tutorial/parameter-types/number.md'
+            - Boolean CLI Options: 'tutorial/parameter-types/bool.md'
             - UUID: 'tutorial/parameter-types/uuid.md'
             - DateTime: 'tutorial/parameter-types/datetime.md'
             - Enum - Choices: 'tutorial/parameter-types/enum.md'
             - Path: 'tutorial/parameter-types/path.md'
             - File: 'tutorial/parameter-types/file.md'
-        - SubCommands:
-            - SubCommands Intro: 'tutorial/subcommands/index.md'
+        - SubCommands - Command Groups:
+            - SubCommands - Command Groups - Intro: 'tutorial/subcommands/index.md'
             - Add Typer: 'tutorial/subcommands/add-typer.md'
             - SubCommands in a Single File: 'tutorial/subcommands/single-file.md'
+            - Nested SubCommands: 'tutorial/subcommands/nested-subcommands.md'
+            - Sub-Typer Callback Override: 'tutorial/subcommands/callback-override.md'
+            - SubCommand Name and Help: 'tutorial/subcommands/name-and-help.md'
+        - Multiple Values:
+            - Multiple Values Intro: 'tutorial/multiple-values/index.md'
+            - Multiple CLI Options: 'tutorial/multiple-values/multiple-options.md'
+            - CLI Options with Multiple Values: 'tutorial/multiple-values/options-with-multiple-values.md'
+            - CLI Arguments with Multiple Values: 'tutorial/multiple-values/arguments-with-multiple-values.md'
         - Ask with Prompt: 'tutorial/prompt.md'
         - Progress Bar: 'tutorial/progressbar.md'
         - CLI Application Directory: 'tutorial/app-dir.md'