diff --git a/src/main.rs b/src/main.rs
index 6bb9c42..c483177 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -25,7 +25,7 @@ enum Commands {
     /// Adds new item with unique id to the db
     Add {
         #[arg(value_name="item_id")]
-        input: String
+        id: String
     },
     
     /// Lists all ids stored in db
@@ -47,19 +47,21 @@ fn init() -> io::Result<()> {
 
     fs::File::create(STORAGE_PATH)?;
     println!("Storage db created");
+    println!("Initialization complete. It's required to add folder `{}` under git manually.", STORAGE_FOLDER);
     Ok(())
 }
 
-fn add() -> io::Result<()> {
+fn add(id: &String) -> io::Result<()> {
     let mut file = fs::OpenOptions::new()
         .write(true)
+        .append(true)
         .open(STORAGE_PATH)?;
 
-    writeln!(file, "new item")?;
+    writeln!(file, "{}", id)?;
     Ok(())
 }
 
-// TODO: make this ti return just set on values, will need later to check ids
+// TODO: make this to return just set on values, will need later to check ids
 fn list() -> io:: Result<()> {
     let file = fs::File::open(STORAGE_PATH)?;
     let reader = io::BufReader::new(file);
@@ -81,10 +83,9 @@ fn main() -> io::Result<()> {
     match &cli.command {
         Some(Commands::Init) => {
             init()?;
-            println!("Initialization complete");
         }
-        Some(Commands::Add{..}) => {
-            add()?;
+        Some(Commands::Add{ id }) => {
+            add(id)?;
         }
         Some(Commands::List) => {
             list()?;