U14B refers to the Boys division for players Under 14 years of age.
U12G refers to the Girls division for players under 12 years of age.
If clicking on an email link does not bring up your email program the most likely problem is that a default email client has not be established for your computer. In this case, open your normal email program and address your email to the address listed under E-Mail@ayso85.org. For example: email@example.com, or firstname.lastname@example.org.