To buy with store credit click on the buy button on the vendor. A pop up will appear.
Note: If the button is set to direct pay, right click on the button, choose “touch” and the popup will appear .
Choose Buy. The next popup comes up:
Choose Store Credit. The next popup comes up:
Choose Confirm. The item will be delivered.
To view your credits choose View Balance in the first popup, it will be shown in local chat (only for you to see)