![If you have a credit card, and you don't know 'Reason Code 30' and the 540-day rule, you're probably losing money. Here's why. — bobsullivan.net If you have a credit card, and you don't know 'Reason Code 30' and the 540-day rule, you're probably losing money. Here's why. — bobsullivan.net](https://i1.wp.com/bobsullivan.net/wp-content/uploads/2017/05/visa-rules.jpg?fit=600%2C289&ssl=1)
If you have a credit card, and you don't know 'Reason Code 30' and the 540-day rule, you're probably losing money. Here's why. — bobsullivan.net
Beanstox - Rule of thumb: Keep your credit card utilization below 30%. What's your credit card utilization? It is the % of your credit card limit that you are using. It's often
![Kikoff on X: "The 50/30/20 rule can keep you from overspending on your credit card -- and paying back debt with high interest rates 👀 https://t.co/UU0vNrxfEm" / X Kikoff on X: "The 50/30/20 rule can keep you from overspending on your credit card -- and paying back debt with high interest rates 👀 https://t.co/UU0vNrxfEm" / X](https://pbs.twimg.com/media/FB_p6sSWYAMEZc9.jpg)
Kikoff on X: "The 50/30/20 rule can keep you from overspending on your credit card -- and paying back debt with high interest rates 👀 https://t.co/UU0vNrxfEm" / X
![Debit card, credit cards rules changing after September 30 -- Key points you want to know | Personal Finance News | Zee News Debit card, credit cards rules changing after September 30 -- Key points you want to know | Personal Finance News | Zee News](https://english.cdn.zeenews.com/sites/default/files/2022/08/23/1080979-creditcard.jpg)
Debit card, credit cards rules changing after September 30 -- Key points you want to know | Personal Finance News | Zee News
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