Send points without being charged for it

// Add Give Rewards button under bbPress avatar
add_action( 'bbp_theme_after_reply_author_details', 'mycred_pro_add_reward_button_in_bbp' );
function mycred_pro_add_reward_button_in_bbp() {

    // Make sure myCRED is around
    if ( ! function_exists( 'mycred_exclude_user' ) ) return;

    $reply_id = bbp_get_reply_id();
    if ( bbp_is_reply_anonymous( $reply_id ) ) return;
    $user_id  = bbp_get_reply_author_id( $reply_id );

    if ( mycred_exclude_user( $user_id ) ) return;

    echo do_shortcode( '[mycred_send amount="10" to="' . $user_id . '" ref="rewards_given" log="Rewards Given"]Give Rewards[/mycred_send]' );

}

// Stop point deduction when a member gives points to other
add_filter( 'mycred_add', 'mycred_pro_give_rewards_without_loss', 999, 3 );
function mycred_pro_give_rewards_without_loss( $reply, $request, $mycred ) {

    extract( $request );

    // Give the recipient points but decline the transaction so the user sending the points is not charged
    if ( $reply === true && $ref == 'rewards_given' && $type === MYCRED_DEFAULT_TYPE_KEY ) {

        $amount = abs( $amount );

        $mycred->add_to_log(
            $request['ref'],
            $request['ref_id'],
            $amount,
            $request['entry'],
            $request['user_id'],
            $request['data'],
            $request['type']
        );

        $mycred->update_users_balance( (int) $request['ref_id'], $amount, $request['type'] );

        return false;

    }

    return $reply;

}

// Adjust the language
add_filter( 'mycred_send_language', 'mycred_pro_adjust_send_language' );
function mycred_pro_adjust_send_language( $js ) {

    $js['error'] = 'Sent';

    return $js;

}