Career Power / test series

I have purchased ibps so main test series but due to your technical problem u gave me ibps so pre test series. Call me asap as I have my exam soon. I have added ibps so mains marketing officer test series to purchase as soon as made purchase and made 0aymnent trgh my debit card... I received ibps so pre test series... Wen I hav cleared pre exm then why wud I purchase pre test sries I want u too exchnge my series as soon as possible because only 10 days are left fr xam how wil ip prepare