Instructions for downloading your LPGA Amateurs Digital ID to your phone or printing it can be found HERE
As part of their initiative to reduce paper usage, the USGA is no longer offering print copies of the Player’s Edition of the Rules of Golf. They are encouraging golfers to use the free USGA Rules of Golf mobile appavailable for phones and tablets.
The mobile app has an excellent search function and includes all editions of the Rules: the Player’s Edition (a summary of the Rules), the complete Rules of Golf and the Official Guide to the Rules of Golf (designed for Rules Officials). The Rules of Golf and Official Guide can be accessed by going to More > Setting > Expert Mode. For information on the USGA resources offered and the app links, click here.