diff --git a/src/commit.rs b/src/commit.rs
new file mode 100644
index 0000000..546ec1f
--- /dev/null
+++ b/src/commit.rs
@@ -0,0 +1,24 @@
+use crate::TOUR_DIR;
+use std::fs;
+use std::io::Write;
+use std::path::PathBuf;
+
+pub fn commit(files: Vec<PathBuf>, message: String) -> Result<(), std::io::Error> {
+    // let files = files.iter().map(|p| p.as_ref()).collect();
+    //
+    // let dir = std::fs::read_dir(format!("{}/steps", TOUR_DIR))?;
+    //
+    // // USE /steps to find number of next step
+    // // let step_number =
+    //
+    // fs::create_dir_all(format!("{}/{}", TOUR_DIR, "steps/0/files"))?;
+    //
+    // // Copy files listed by command to step 0
+    // let dest = format!("{}/steps/0/files/", TOUR_DIR);
+    // crate::utils::copy_files(files, dest.as_ref())?;
+    //
+    // // Copy message
+    // let mut message_file = fs::File::create(format!("{}/steps/{}/message", TOUR_DIR, step_number))?;
+    // write!(message_file, "{}", message)?;
+    Ok(())
+}
diff --git a/src/end.rs b/src/end.rs
new file mode 100644
index 0000000..08c5d9e
--- /dev/null
+++ b/src/end.rs
@@ -0,0 +1,3 @@
+pub fn end(message: String) -> Result<(), std::io::Error> {
+    Ok(())
+}
diff --git a/src/init.rs b/src/init.rs
index 0ea1f3f..38ef83e 100644
--- a/src/init.rs
+++ b/src/init.rs
@@ -12,23 +12,14 @@ use std::io::Write;
 use std::path::PathBuf;
 
 pub fn init(files: Vec<PathBuf>, message: String) -> Result<(), std::io::Error> {
-    // Convert PathBuf to &Path
-    let files = files.iter().map(|p| p.as_path()).collect();
-
-    // Check TOUR_DIR exists (it shouldn't because user calls init)
-    if fs::exists(TOUR_DIR)? {
-        panic!("{} folder exists", TOUR_DIR);
-    }
-    // Create dir recursively
-    fs::create_dir_all(format!("{}/{}", TOUR_DIR, "steps/0/files"))?;
-
-    // Copy files listed by command to step 0
-    let dest = format!("{}/steps/0/files/", TOUR_DIR);
-    copy_files(files, dest.as_ref())?;
-
-    // Copy message to step 0
-    let mut message_file = File::create("./.tour/steps/0/message")?;
-    write!(message_file, "{}", message)?;
+    // // Convert PathBuf to &Path
+    // let files = files.iter().map(|p| p.as_path()).collect();
+    //
+    // // Check TOUR_DIR exists (it shouldn't because user calls init)
+    // if fs::exists(TOUR_DIR)? {
+    //     panic!("{} folder exists", TOUR_DIR);
+    // }
+    // // Create dir recursively
 
     Ok(())
 }
diff --git a/src/main.rs b/src/main.rs
index 024a447..d814ad1 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -3,10 +3,14 @@ use std::error::Error;
 use std::path::{Path, PathBuf};
 
 mod commit;
+mod end;
 mod init;
+mod next;
+mod prev;
 mod utils;
 
 const TOUR_DIR: &str = "./.tour";
+const DEFAULT_SESSION: &str = "./.tour/session";
 
 #[derive(Parser)]
 #[command(author, version, about, long_about = None)]
@@ -34,7 +38,7 @@ enum Commands {
     // Finish the tour
     End {
         #[arg(short, long, value_name = "MESSAGE")]
-        message: Option<String>,
+        message: String,
     },
 
     // Go to next step of tour
@@ -54,6 +58,9 @@ fn main() -> Result<(), Box<dyn Error>> {
     match args.command {
         Some(Commands::Init { files, message }) => crate::init::init(files, message)?,
         Some(Commands::Commit { files, message }) => crate::commit::commit(files, message)?,
+        Some(Commands::End { message }) => crate::end::end(message)?,
+        Some(Commands::Next { n }) => crate::next::next(n)?,
+        Some(Commands::Prev { n }) => crate::prev::prev(n)?,
         _ => println!("command not found"),
     }
     Ok(())
diff --git a/src/next.rs b/src/next.rs
new file mode 100644
index 0000000..53baba9
--- /dev/null
+++ b/src/next.rs
@@ -0,0 +1,3 @@
+pub fn next(n: Option<i32>) -> Result<(), std::io::Error> {
+    Ok(())
+}
diff --git a/src/prev.rs b/src/prev.rs
new file mode 100644
index 0000000..570fb85
--- /dev/null
+++ b/src/prev.rs
@@ -0,0 +1,3 @@
+pub fn prev(n: Option<i32>) -> Result<(), std::io::Error> {
+    Ok(())
+}