Party is interactive way to look up highly rated parties within the user area. You can share comments about the party with your friends. You can visually see the parties on the map.
You can also get tickets to attend each party
You can explore trending parties
You can set your parties as private, so that no one that you do not want to attend your parties can be not see your party
and much more
"Continued use of GPS running in the background can dramatically decrease battery life."