diff --git a/data-and-functions-1/src/functions/getActiveUsers.js b/data-and-functions-1/src/functions/getActiveUsers.js
new file mode 100644
index 0000000..0d2bcab
--- /dev/null
+++ b/data-and-functions-1/src/functions/getActiveUsers.js
@@ -0,0 +1,21 @@
+import DATA from '../DATA'
+
+const getActiveUsers = (DATA) => {
+  if (DATA == null || DATA.users == null) {
+    return null
+  }
+
+  let activeUsers = []
+
+  DATA.users.forEach((user) => {
+    if (user.accountActive === true) {
+      activeUsers.push(user)
+    }
+  })
+
+  return activeUsers
+}
+
+export default getActiveUsers
+
+// passes
diff --git a/data-and-functions-1/src/functions/getMostExpensiveProduct.js b/data-and-functions-1/src/functions/getMostExpensiveProduct.js
new file mode 100644
index 0000000..2016ea6
--- /dev/null
+++ b/data-and-functions-1/src/functions/getMostExpensiveProduct.js
@@ -0,0 +1,20 @@
+import DATA from '../DATA'
+
+const getMostExpensiveProduct = (DATA) => {
+  if (DATA == null || DATA.products == null) {
+    return null
+  }
+  let mostExpProd // = undefined
+
+  for (let i = 0; i < DATA.products.length; i++) {
+    if (mostExpProd === undefined || DATA.products[i].price > mostExpProd.price) {
+      mostExpProd = DATA.products[i]
+    }
+  }
+
+  return mostExpProd
+}
+
+export default getMostExpensiveProduct
+
+// passes
diff --git a/data-and-functions-1/src/functions/getOrderInfo.js b/data-and-functions-1/src/functions/getOrderInfo.js
new file mode 100644
index 0000000..51a0014
--- /dev/null
+++ b/data-and-functions-1/src/functions/getOrderInfo.js
@@ -0,0 +1,28 @@
+import DATA from '../DATA'
+import getProductById from './getProductById'
+import getUserById from './getUserById'
+
+const getOrderInfo = (DATA, orderId) => {
+  if (DATA == null || DATA.users == null || orderId == null) {
+    return null
+  }
+  let orderInfoArr = []
+
+  for (let i = 0; i < DATA.orders.length; i++) {
+    const orderInfo = {
+      orderId: orderId,
+      userName: userName,
+      price: price
+    }
+    if (DATA.orders.id && DATA.orders.userId && DATA.orders.productId > 0) {
+      let orderId = DATA.orders.id
+      let userName = getUserById(DATA.orders.userId).name
+      let price = getProductById(DATA.order.productId).price
+    }
+    orderInfoArr.push(orderInfo)
+  }
+
+  return orderInfoArr
+}
+
+export default getOrderInfo
diff --git a/data-and-functions-1/src/functions/getProductById.js b/data-and-functions-1/src/functions/getProductById.js
new file mode 100644
index 0000000..fc8639b
--- /dev/null
+++ b/data-and-functions-1/src/functions/getProductById.js
@@ -0,0 +1,21 @@
+import DATA from '../DATA'
+
+const getProductByID = (DATA, id) => {
+  if (DATA == null || DATA.products == null || id == null) {
+    return null
+  }
+  let productFound
+
+  for (let i = 0; i < DATA.products.length; i++) {
+    const currentProduct = DATA.products[i]
+
+    if (currentProduct.id === id) {
+      productFound = currentProduct
+    }
+  }
+  return productFound
+}
+
+export default getProductByID
+
+//passes
diff --git a/data-and-functions-1/src/functions/getUserById.js b/data-and-functions-1/src/functions/getUserById.js
new file mode 100644
index 0000000..204da9e
--- /dev/null
+++ b/data-and-functions-1/src/functions/getUserById.js
@@ -0,0 +1,21 @@
+import DATA from '../DATA'
+
+const getUserById = (DATA, id) => {
+  if (DATA == null || DATA.users == null || id == null) {
+    return null
+  }
+
+  let foundUser
+
+  for (let i = 0; i < DATA.users.length; i++) {
+    const currentUser = DATA.users[i]
+
+    if (currentUser.id === id) {
+      foundUser = currentUser
+    }
+  }
+  return foundUser
+}
+export default getUserById
+
+//  passes