Credit card debt isn’t all the same. Some people go deeper in debt than others, some have more resources than others as a safety net. Go into these dangerous waters very carefully, with a serious business plan, and a lot of thinking to provide a foundation to your decision to take this kind of risk.
Start by understanding that this area is governed by banking law designed to protect depositors’ money from banks taking too much risk. So most of what they require is not up to them and not a matter of how good your business is or isn’t.