Change the Buddypress-sent email from your default administrative email to a custom one with this short code snippet.

Being able to structurize which emails are handling what could give you a better method of organising backend supervision.

bp-custom.php

add_filter( 'bp_email_set_reply_to', function( $retval ) {
    return new BP_Email_Recipient( '[email protected]' ); // your email name
} );