Google added an interesting option for gift giving occasions to the Play Store in late 2015—electronic Google Play gift cards. This feature has been available in the deep recesses of the Play Store ever since… until recently when it seems to have disappeared. Google support is confirming to people it pulled the feature.
Indeed, if you go to the Play Store now, the “Send gift” option is no longer in the sidebar.
Sending Google Play credit gifts seems to have quietly vanished from the Play Store was written by the awesome team at Android Police.