There are two ways to pay via installments at Guitar Pusher:
1) LAY-AWAY: make a downpayment (minimum 30% of the amount), and pay the item within 90 days. You can claim the guitar upon completion of the payment. A storage fee of P500 (or 2% of the total amount, whicever is higher) will be charged every month exceeding 90 days.
2) CREDIT CARD via PAYPAL: Enroll your credit card in Paypal, and then use Paypal to pay for the item (follow this link for instructions). It will charge your credit card the full amount (+transaction fee). Call your credit card hotline and request the agent to convert your purchase to installment.