Tips for successfully submitting an ID picture:
Do not upload pictures you have used for verification with other websites or services. It is not necessary to anything next to your face when applying for verification.
Submit a clear picture of your ID with all fields included. Do not hide, crop, or obfuscate your identification document in any way. The document submitted cannot be expired.
Do not upload a picture of your ID when asked to submit a selfie of picture of yourself.
Do not upload a digitally manipulated picture when asked to submit a selfie or picture of yourself.