I'm working on the project 'vote/poll' on android device's. I want it to work like this: - Users can login(I got REST API php for login/register and its okay for me and working), - Admin can create new voting(availabl e options: yes, no) - i can do it with rest api and its easy for me(I'm beginner). My problem is how to display question and answers(yes/no) for all logged users? I think that I can make async method in client side like timer(send request...