Credit cards are weapons
Credit cards are like artillery, use them correctly and they help you win your wars, use them poorly and see your financial disaster unfolding right in front of your eyes.
Do’s
Always pay your credit card statements in full without fail.
No impulse buying.
Use credit cards for your needs like insurances, rent, electricity, groceries etc, collect reward points, with reward points make your desires like travel easier and cheaper and then push the saved money towards investments.
follow point (a), boost credit score, get cheaper loans when required, use debt financing wisely to build real estate/business