The party helps to create campaigns for the candidate in order to present him/her in the best manner. They try to win in key states and tour there because they matter more. This all leads to the Tuesday following the first Monday in November, the General Election day and day that the people vote for their president.
Candidates are nominated for their parties, and each party chooses a main candidate to represent them. Contenders usually have a healthy public appearance and a good background
However, this isn't the end of the election. The popular vote goes to the electoral collage and then that candidate recieves the state's electoral vote. A joint session of Congress counts these votes, and if there is a tie House of Representatives choose which candidate wins.
Major parties choose their nominees in caucuses (party meetings) and through the primary elections (elections to weed out other candidates). Some states hold primaries earlier and they can be used to predict future success. In a closed primary, you have to register your party beforehand. In Illinois, we have an open vote and register the day of
Inauguration is the last step, the introduction of the president and VP into office. They take their vows infront of the country, and are accepted as the new leaders. Congrats!
In the national convention, the party members choose the President and VP candidates. They also unite the group after difficulties with candidate choices and adopt their basic platform and policy matters.