HTC One Remix - Manual (Page 202)

§ Tap the sender image or letter tile to select one or more
messages or conversations. You can then tap the onscreen
buttons at the top bar to archive, delete, or mark the selected
messages or conversations.
Get help in using Gmail by tapping > Help.
Sending an email message in Gmail
1. In the inbox of the Gmail account you want to use, tap (or tap
> Compose).
2. Fill in one or more recipients.
202 Email