Once your league fills you will receive an invite via email from Myfantasyleague.com with a link to your league.
The email will contain the following:
Our league is up and running on MyFantasyLeague.com!
Our 2015 fantasy football league is now up and running on the MyFantasyLeague.com site! Click on one of the links below to automatically be logged into the league, or to change your password.
Someone has requested that MyFantasyLeague.com send you login information for your league named Versus Fantasy Football.
To log into this league, click here: Login To This League.
To change your password for this league, click here: Change My Password.