blob: 40e5b94c6d8094355e99a60775c9de232234d76f [file] [log] [blame]
page.title=Building Apps with Contacts & Sign-In
page.trainingcourse=true
@jd:body
<p>These lessons teach you how to include contact information and authenticate users with the same
credentials they use for Google. These features allow your app to connect users with people they
care about and provide a personalized experience without creating new user accounts.</p>