Answer:
You can look at the newspapers and about issues and events around the country to fully understand what is going on, you can read the newspapers about the candidates, their views, their platforms and their way of thinking to see if they match your opinion about them being the perfect candidate. Whether you are looking at articles online or printed, it is important you stay informed about the elections and have a good background knowledge about the election.
These are some ways you can be informed. Hope it helps :)