add more than 500 friends on facebook, but there are several issues.
1.facebook prompted me to add a lot of friends do not know (estimated to be someone to accept my request, told Facebook, he did not know me), asked me to read their policies and wanted me to cancel the friends request.
2.facebook will be asked to verify the phone number and security code.
3.facebook will frequently ask me to log in to continue.
how to solve them?
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