$sql = "SELECT * FROM {$dbPre}email GROUP BY leadID HAVING COUNT(*) > 1";
    $results = $db->extQuery($sql);
    /*Insert contacts in doublets*/
    $sql="INSERT INTO {$dbPre}doublets select * FROM {$dbPre}contacts WHERE NOT (id LIKE ";
    foreach ($results as $row => $result) {
        $sql=$sql.$result->leadID." OR id like ";
    }
    $sql=rtrim($sql, " OR id like ");
    $sql=$sql.");";
    echo $sql;
    $insert = $db->extQuery($sql);

    /*Delete contacts from table*/
    $sql="DELETE FROM {$dbPre}contacts WHERE NOT (id LIKE ";
    foreach ($results as $row => $result) {
        $sql=$sql.$result->leadID." OR id like ";
    }
    $sql=rtrim($sql, " OR id like ");
    $sql=$sql.");";
    $deletes = $db->extQuery($sql);