See, an issue with using debit cards for purchases, rather than credit cards, is your activity isn't reported to the credit bureaus so you can't build credit with them. (freefrombroke.com)
Returns Another possible issue that may arise with debit card use occurs when trying to make returns. (starloanservices.com)
If your goal is to ultimately dig your way out of a bad credit situation, you should use secured credit cards instead of prepaid debit cards. (valuepenguin.com)