Convert two AT&T lines to FamilyTalk plan

https://www.wireless.att.com/answer-center/main.jsp?t=solutionTab&ft=searchTab&ps=solutionPanels&locale=&_dyncharset=UTF-8&solutionId=KB66040

Hopefully this link will work for at least awhile, as I still haven’t seen success yet.

What an excruciatingly-painful web site..