Yes, you can, provided that it does not contrary with the Website` Policy.
Yes, you can.
To carry an important message that inspire others. The size of the file should not exceed 80 MB. That the shooting is horizontal and not vertical, that the soundtrack does not overwhelm the speech, that the photography is clear and accurately appropriate, that the video does not exceed 2-3 minutes.
Non-compliance with the terms and conditions of the Website. Non-compliance with technical requirements.
No, but preferably if Arabic is your mother tongue.
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