Let's start with an explanation of how candidates raise campaign funds.
Now that we've raised money, let's spend it.
And why do we have to spend it so early? Because of the primary and caucus season. Here's an explanation of those.
Let's see who helps candidates in those early elections and caucuses.
It's pretty much a given that an incumbent first term President will receive his party's nomination. That's an advantage. There are some disadvantages to being the incumbent. Here's a look at the advantages and disadvantages of campaigning for re-election.
Now that we're down to just two viable candidates remaining, let's pick a victor through the Electoral College. Here's one explanation and here's another.