1. Punta ka Playstore, search the app you want to purchase.
2. Tap the button that has the price, click "Continue", then choose "Enable Globe Telecom billing". Kapag sakali may nag pop-up na message like "Google Play would like to send a message to 2147" click send.
3. Fill up mo yun mga basic information mo. like Name, mobile number and complete address. kung hindi mo alam zip/postal code pwede mo skip.
4. Kapag lumabas na yun information na ni fii-up mo click accept.
5. Kapag may nag pop-up click "buy" or "proceed"
6. Then sa confirm password, put your google password and confirm. Sa pop-up ng "Payment Successsful" click OK.
7. After purchased check Globe notification sa iyong mobile number at email.
Source: Noypigeeks