At first it was MySpace, then it was Facebook, then Twitter, then Instagram, then Vine and now it's Snapchat.
The app that is based mostly off the sharing of pictures, has exploded in popularity over the last few years. Over the years, many sports teams in all four major professional leagues have made a team account to help better interact with their fans. Jeff Mason has an entire page dedicated to which teams have added Snap accounts, and as of the last update of the site, 24/30 NBA teams have an account.
The list will soon have 25.