diff --git a/3-99 Research/Rust/Chapter 1 - Introduction.md b/3-99 Research/Rust/Chapter 1 - Introduction.md
index ca54aa4f..7e35ca0b 100644
--- a/3-99 Research/Rust/Chapter 1 - Introduction.md	
+++ b/3-99 Research/Rust/Chapter 1 - Introduction.md	
@@ -26,3 +26,7 @@ Second, indents always happen with 4 spaces, not a tab.
 Third, the print statement is doing something a little different. It is a *macro*, not a function. Macros use ! at the end, while functions do not. 
 
 Fourth, each line ends with a semicolon. Much like C.
+
+# Cargo!
+
+Cargo is Rust's dependency manager and project creator. Using "cargo new xxx" will create a new project in a folder xxx.
diff --git a/3-99 Research/Rust/hello_world/hello_cargo/hello_cargo - README.md b/3-99 Research/Rust/hello_world/hello_cargo/hello_cargo - README.md
new file mode 100644
index 00000000..e53e6b78
--- /dev/null
+++ b/3-99 Research/Rust/hello_world/hello_cargo/hello_cargo - README.md	
@@ -0,0 +1,10 @@
+Generated by ChatGPT on 2025-02-17
+
+# Table of Contents for hello_cargo
+
+## Subdirectories
+- [[src/src - README]]
+
+## Files
+- [[Cargo.toml]]
+
diff --git a/3-99 Research/Rust/hello_world/hello_cargo/src/src - README.md b/3-99 Research/Rust/hello_world/hello_cargo/src/src - README.md
new file mode 100644
index 00000000..66285f59
--- /dev/null
+++ b/3-99 Research/Rust/hello_world/hello_cargo/src/src - README.md	
@@ -0,0 +1,7 @@
+Generated by ChatGPT on 2025-02-17
+
+# Table of Contents for src
+
+## Files
+- [[main.rs]]
+
diff --git a/3-99 Research/Rust/hello_world/hello_world - README.md b/3-99 Research/Rust/hello_world/hello_world - README.md
index 03bf6479..6e95769e 100644
--- a/3-99 Research/Rust/hello_world/hello_world - README.md	
+++ b/3-99 Research/Rust/hello_world/hello_world - README.md	
@@ -2,6 +2,9 @@ Generated by ChatGPT on 2025-02-17
 
 # Table of Contents for hello_world
 
+## Subdirectories
+- [[hello_cargo/hello_cargo - README]]
+
 ## Files
 - [[main]]
 - [[main.rs]]