Wildcards in TennisRungs is a way to give a "free pass" to your players so they can challenge anyone on a "BUMP" or "SWAP" ladder.  This is useful for new players to get a chance to challenge anywhere on the ladder.  It's also a way to promote play because you can grant additional wildcards after X # of matches played.

To turn on WILDCARDS, go to your Ladder Prefs and update this setting:

To globally update all wildcards on a ladder, you can do it here:

To update the Wildcards of just one player, go to your Ladder Rankings, and simply click the wildcard button on the player record.