There is a built-in chat, which as far as I can tell is only accessible when multiple people have a document open. At the top-right corner, next to the "Comments" and "Share" buttons, there should be a chat icon.
The chat icon appears when another user opens the document. It seems that when all users except you have then closed the document, the icon ...
After working with Box customer support, this issue has been resolved. There was a bug somewhere in the integration between Box and Google Docs that I believe both companies had to work to resolve. But resolved it now is.
In dropbox you are not allowed to share a folder which already has a shared folder in it. To reduce multiple sharing , there is a limitation to not allow this kind of multiple sharing between folders for the users in the company.
As fair as I know, it's not possible.
If the above isn't a deal breaker, instead of replying from the Google Groups web user interface, consider to reply from the group members own mailbox. The group members could:
configure their membership settings to receive one email for each new message.
set their mailboxes reply-to settings to point to the ...
If you are willing to release the text under a CC like licence and if you are translating between English and Spanish, Italian, German and few other large European languages, and if you are OK with that you cannot dictate who can and who cannot edit the translation, you can try uploading it for the Immersion ...