diff --git a/src/a3c/cart.nim b/src/a3c/cart.nim
index e95a128..749c814 100644
--- a/src/a3c/cart.nim
+++ b/src/a3c/cart.nim
@@ -24,6 +24,7 @@ proc drop*(db: DbConn) =
   db.exec(sql"DROP TABLE IF EXISTS cart")
 
 proc getUserCart*(db: DbConn, userId: int): seq[Cart] =
+  ## get the cart details of the user
   var
     row = db.getAllRows(sql"SELECT * FROM cart WHERE user_id=?", userId)
     cartDetails: seq[Cart]
@@ -40,6 +41,7 @@ proc getUserCart*(db: DbConn, userId: int): seq[Cart] =
   return cartDetails
 
 proc addToCart*(db: DbConn, cart: Cart) =
+  ## add the product to the cart
   var cartDetails = getUserCart(db, cart.userId)
   for d, f in cartDetails:
     if f.userId == cart.userId and f.productId == cart.productId:
@@ -49,7 +51,9 @@ proc addToCart*(db: DbConn, cart: Cart) =
   db.exec(sql"INSERT INTO cart (user_id, product_id, quantity) VALUES (?, ?, ?)", cart.userId, cart.productId, cart.quantity)
 
 proc removeFromCart*(db: DbConn, cart: Cart) =
+  ## remove the product from the cart
   db.exec(sql"DELETE FROM cart WHERE user_id=? AND product_id=?", cart.userId, cart.productId)
 
 proc updateCart*(db: DbConn, quantity: string, id: int) =
+  ## update the quantity of the product in the cart
   db.exec(sql"UPDATE cart SET quantity=? WHERE id=?", quantity, id)
\ No newline at end of file
diff --git a/src/a3c/orders.nim b/src/a3c/orders.nim
index 82168c2..d73d823 100644
--- a/src/a3c/orders.nim
+++ b/src/a3c/orders.nim
@@ -6,6 +6,7 @@ proc close*(db: DbConn) =
   db.close()
 
 proc setupOrders*(db: DbConn) =
+    ## setupOrders creates the orders table if it does not exist
     db.exec(sql"""
       CREATE TABLE IF NOT EXISTS orders (
         id INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -24,12 +25,8 @@ proc setupOrders*(db: DbConn) =
       );
     """)
 
-# proc createPost*(db: DbConn, order:Orders): int64 =
-#   var newID = db.insertID(sql"INSERT INTO orders (user_id, product_id, quantity, order_status, order_date) VALUES (?, ?, ?, ?, ?);",
-#   order.userId, order.productId, order.quantity, order.orderStatus, order.orderDate)
-#   return newID
-
 proc createPost*(db: DbConn, order:Orders): int64 =
+  ## createPost creates a new post and returns the id of the new post
   result = db.insertID(sql"INSERT INTO orders (user_id, country, address, state, postal_code, phone_number, product_id, quantity, order_status, order_date) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?);", order.userId, order.country, order.address, order.state, order.postalCode, order.phoneNumber, order.productId, order.quantity, order.orderStatus, order.orderDate)
 
 proc drop*(db: DbConn) =
diff --git a/src/a3c/products.nim b/src/a3c/products.nim
index fef4f43..116597c 100644
--- a/src/a3c/products.nim
+++ b/src/a3c/products.nim
@@ -27,11 +27,13 @@ proc setupProductsIndex*(db: DbConn) =
   """)
 
 proc createPost*(db: DbConn, product:Products): int64 =
+  ## createPost creates a new product and returns its id
   var newID = db.insertID(sql"INSERT INTO products (name, description, type, Page_name, price, pic_URL, quantity) VALUES (?, ?, ?, ?, ?);",
   product.name, product.description, product.productType, product.pageName, product.price, product.pic_URL, product.quantity)
   return newID
 
 proc availableProducts*(db: DbConn): seq[Products]=
+  ## availableProducts returns all products with quantity > 0
   var rows = db.getAllRows(sql"SELECT * FROM products WHERE quantity > 0")
   var products: seq[Products]
   for a, b in rows:
@@ -50,6 +52,7 @@ proc availableProducts*(db: DbConn): seq[Products]=
   return products
 
 proc getProductByName*(db: DbConn, name: string): Products =
+  ## getProductByName returns a product by its name
   var row = db.getRow(sql"SELECT * FROM products WHERE name = ?", name)
   var product: Products
   product.id = parseInt(row[0])
@@ -64,6 +67,7 @@ proc getProductByName*(db: DbConn, name: string): Products =
   return product
 
 proc getProductById*(db: DbConn, id: int): Products =
+  ## getProductById returns a product by its id
   var row = db.getRow(sql"SELECT * FROM products WHERE id = ?", id)
   var product: Products
   product.id = parseInt(row[0])
@@ -81,5 +85,6 @@ proc drop*(db: DbConn) =
   db.exec(sql"DROP TABLE IF EXISTS products")
 
 proc getPriceByProductName*(db: DbConn, name: string): float =
+  ## getPriceByProductName returns the price of a product by its name
   var row = db.getRow(sql"SELECT price FROM products WHERE name = ?", name)
   return parseFloat(row[0])
\ No newline at end of file
diff --git a/src/a3c/users.nim b/src/a3c/users.nim
index 63c7b77..11d4307 100644
--- a/src/a3c/users.nim
+++ b/src/a3c/users.nim
@@ -28,6 +28,7 @@ proc drop*(db: DbConn) =
   db.exec(sql"DROP TABLE IF EXISTS users")
 
 proc userAvailability*(db: DbConn, user, password: string): bool =
+  ## Check if user exists in db
   var row = db.getRow(sql"SELECT * FROM users WHERE email = ? and password = ?;", user, password)
 
   if row[0] != "":
@@ -36,11 +37,13 @@ proc userAvailability*(db: DbConn, user, password: string): bool =
     return false
 
 proc getUserId*(db: DbConn, user, password: string): int =
+  ## Get user id from db
   var row = db.getRow(sql"SELECT * FROM users WHERE email = ? and password = ?;", user, password)
 
   result = parseInt(row[0])
 
 proc getUser*(db: DbConn, email, password: string): User =
+  ## Get user from db
   var
     row = db.getRow(sql"SELECT * FROM users WHERE email = ? and password = ?;", email, password)