Your Borrowing Power is a real-time, real-world view of your combined chances of being accepted for all of the credit cards on our service.Your Borrowing Power will therefore fluctuate as new cards come to market, old ones are removed, or lenders change their lending criteria. Every lender will take a different view of you and your credit profile and their lending decisions will also be subject to changes in the wider market and economy. Together, these factors can cause your score to fluctuate even when nothing changes in your personal circumstances.