Tasks for understanding Promises and Get Requests Task 1 Send request to server and get List of Users then using UserId's send another request to get posts that posted each of authors. Request you can send to here Solution You can find two solutions: Using Fetch Using XMLHttpRequest Using Async/Await Task 2 You can find description of task here My solution Right here Related reading materials Ilya Kantor's post about async in JS Dr. Rauschmayer's post about Promise API XMLHttpRequest