The CardBuzz blog
Card-by-card write-ups from our team, features, fees, lounge access and who each card actually suits. For the numbers after every cap and exclusion, head to the card pages.
4619 posts · Page 100 of 385 · View the full archive
How-To GuidesSurcharge vs Rewards: The Break-Even Formula
Every article in this series eventually arrives at the same question: the payment route charges a fee, the card earns rewards — which side wins? This article gives the general-purpose break-even formula that answers that
How-To GuidesUtility Bill Surcharges and Caps: What the Rules Say
Electricity, piped gas, water, and broadband bills are the steadiest outflows in a household budget — which makes the surcharges some payment routes add to them a slow, recurring leak. This article explains the rules gov
How-To GuidesWallet-Load Charges: The Fee Most Cardholders Miss
Among all the fees in the credit-card ecosystem, the wallet-load charge is the quietest — and the one most likely to ambush a cardholder. Adding money to a prepaid wallet with a credit card looks like ordinary spending,
How-To GuidesEducation Fee Convenience Charges: Dodging Them Legally
School and college fee season brings an unwelcome surprise for many parents: the online fee portal adds a convenience charge on top of tuition, sometimes running into thousands on annual fees. These charges are legal, bu
How-To GuidesRent Payment Surcharges: When Paying by Card Still Wins
Paying rent by credit card sits at the centre of one of the fiercest debates in personal finance: the platform charges a fee, the card earns rewards, and both sides claim the math favours them. This article lays out how
How-To GuidesFuel Surcharge Waivers: How the 1% Math Actually Works
The fuel surcharge is one of the oldest and most misunderstood fees in Indian credit cards. Fuel stations add a surcharge on card payments, card issuers advertise a "fuel surcharge waiver" as a card benefit, and cardhold
How-To GuidesIRCTC Convenience Fees: Card vs UPI vs Netbanking Math
Few payment screens in India are studied as closely as the IRCTC checkout. Millions of travellers reach the payment step every day, and the convenience fee shown there varies by payment method — sometimes sharply. This a
How-To GuidesConvenience Fees in 2026: The Complete Surcharge Landscape
Few line items on a payment screen cause as much irritation as the "convenience fee" that appears at the last step of checkout. The base fare, the ticket price, or the bill amount looks one way on the product page and a
How-To GuidesNon-Delivery Disputes: Getting Your Money Back Step by Step
Before treating an order as undelivered, check the basics: the tracking status, the delivery address on the order, and whether a delivery attempt was made. A meaningful share of "non-delivery" cases are failed attempts —
How-To GuidesGrey Market vs Authorised Seller: Why Card Protection Differs
A grey-market purchase is a genuine product sold outside the brand's authorised distribution chain — parallel imports, units meant for another region, or stock diverted from authorised dealers. The product is real, but t
How-To GuidesDamaged in Transit: Card Claims vs Courier Claims
When a package arrives damaged, three different protections may apply, and choosing the right one first saves weeks:
How-To GuidesRefunds to Closed or Expired Cards: Where the Money Goes
A credit card number is a pointer to an account. When a card expires and is reissued, or is replaced after being lost, the account continues — and refunds route to the account, landing on the newest active card number. T