You can add various Gmail accounts. Just sign out from the current one. Click on add a new GMAIL account and its done.
There are various third party extensions for that. You can set the mail to be sent in future. The name of extension is Boomerang for Gmail.
No, the video chat is not recorded on Gmail. Saving the videos is not an including feature. You can use third party software for that.
Gmail help services on online on the Google site. through forums or FAQ. Anything else is a third-party business.
No, ...... it cannot be accessed by a third party By Pramod Yadav & Sunil Singh
on the distrubutor where it says tach
I would try disabling some addons you may have installed. Gmail works perfectly fine with a clean Firefox install, so it's probably a third-party problem.
Self cheque can not isssue to third party this is for personnal use of individal I.e. account holder